ASTM D6668 Standard Test Method for Discrimination Between Flammability Ratings of F = 0 and F = 1
Список продуктов
Данный раздел/документ содержится в продуктах:
Данный раздел/документ содержится в продуктах:
- Техэксперт: Машиностроительный комплекс
- Картотека зарубежных и международных стандартов
- ISO 14694 Industrial Fans - Specifications for Balance Quality and Vibration Levels - First Edition
- ISO 13347-2 CORR 1 Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 2: Reverberant room method TECHNICAL CORRIGENDUM 1 - First Edition
- BSI BS ISO 14694 + A1 Fans for general purposes - Part 7: Specifications for balancing and vibration - AMD: July 31, 2011
- ISO 5802 AMD 1 Industrial Fans - Performance Testing in Situ AMENDMENT 1 - First Edition
- VDI 2044 Acceptance and performance tests on fans (VDI code of practice for fans)
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- ISO 5389 Turbocompressors Performance test code - Second Edition
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- ISO 5389 Turbocompressors Performance test code - Second Edition
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI 2044 Acceptance and performance tests on fans (VDI code of practice for fans)
- ISO 5802 AMD 1 Industrial Fans - Performance Testing in Situ AMENDMENT 1 - First Edition
- BSI BS ISO 14694 + A1 Fans for general purposes - Part 7: Specifications for balancing and vibration - AMD: July 31, 2011
- ISO 13347-2 CORR 1 Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 2: Reverberant room method TECHNICAL CORRIGENDUM 1 - First Edition
- 21
- ISO 14694 Industrial Fans - Specifications for Balance Quality and Vibration Levels - First Edition
- ISO 13347-2 CORR 1 Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 2: Reverberant room method TECHNICAL CORRIGENDUM 1 - First Edition
- BSI BS ISO 14694 + A1 Fans for general purposes - Part 7: Specifications for balancing and vibration - AMD: July 31, 2011
- ISO 5802 AMD 1 Industrial Fans - Performance Testing in Situ AMENDMENT 1 - First Edition
- VDI 2044 Acceptance and performance tests on fans (VDI code of practice for fans)
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- ISO 5389 Turbocompressors Performance test code - Second Edition
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- ISO 5389 Turbocompressors Performance test code - Second Edition
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI 2044 Acceptance and performance tests on fans (VDI code of practice for fans)
- ISO 5802 AMD 1 Industrial Fans - Performance Testing in Situ AMENDMENT 1 - First Edition
- BSI BS ISO 14694 + A1 Fans for general purposes - Part 7: Specifications for balancing and vibration - AMD: July 31, 2011
- ISO 13347-2 CORR 1 Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 2: Reverberant room method TECHNICAL CORRIGENDUM 1 - First Edition
- ISO 14694 Industrial Fans - Specifications for Balance Quality and Vibration Levels - First Edition
- ISO 13347-2 CORR 1 Industrial fans — Determination of fan sound power levels under standardized laboratory conditions — Part 2: Reverberant room method TECHNICAL CORRIGENDUM 1 - First Edition
- BSI BS ISO 14694 + A1 Fans for general purposes - Part 7: Specifications for balancing and vibration - AMD: July 31, 2011
- ISO 5802 AMD 1 Industrial Fans - Performance Testing in Situ AMENDMENT 1 - First Edition
- VDI 2044 Acceptance and performance tests on fans (VDI code of practice for fans)
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- ISO 5389 Turbocompressors Performance test code - Second Edition
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- ISO 5389 Turbocompressors Performance test code - Second Edition
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI 2044 Acceptance and performance tests on fans (VDI code of practice for fans)
- ISO 5802 AMD 1 Industrial Fans - Performance Testing in Situ AMENDMENT 1 - First Edition
- BSI BS ISO 14694 + A1 Fans for general purposes - Part 7: Specifications for balancing and vibration - AMD: July 31, 2011
- BSI BS ISO 14694 + A1 Fans for general purposes - Part 7: Specifications for balancing and vibration - AMD: July 31, 2011
- ISO 5802 AMD 1 Industrial Fans - Performance Testing in Situ AMENDMENT 1 - First Edition
- VDI 2044 Acceptance and performance tests on fans (VDI code of practice for fans)
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- ISO 5389 Turbocompressors Performance test code - Second Edition
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- ISO 5389 Turbocompressors Performance test code - Second Edition
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI 2044 Acceptance and performance tests on fans (VDI code of practice for fans)
- ISO 5802 AMD 1 Industrial Fans - Performance Testing in Situ AMENDMENT 1 - First Edition
- ISO 5802 AMD 1 Industrial Fans - Performance Testing in Situ AMENDMENT 1 - First Edition
- VDI 2044 Acceptance and performance tests on fans (VDI code of practice for fans)
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- ISO 5389 Turbocompressors Performance test code - Second Edition
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- ISO 5389 Turbocompressors Performance test code - Second Edition
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI 2044 Acceptance and performance tests on fans (VDI code of practice for fans)
- VDI 2044 Acceptance and performance tests on fans (VDI code of practice for fans)
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- ISO 5389 Turbocompressors Performance test code - Second Edition
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- ISO 5389 Turbocompressors Performance test code - Second Edition
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI 2045 BLATT 1 Acceptance and performance tests on turbo compressors and displacement compressors; test procedure and comparison with guaranteed values
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- ISO 5389 Turbocompressors Performance test code - Second Edition
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- ISO 5389 Turbocompressors Performance test code - Second Edition
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- VDI VDI/VDE 2640 Blatt 3 Measurement of gas flow in circular; annular or rectangular sections of conduits velocity area method
- ISO 5389 Turbocompressors Performance test code - Second Edition
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- ISO 5389 Turbocompressors Performance test code - Second Edition
- ISO 5389 Turbocompressors Performance test code - Second Edition
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- DIN EN ISO 10439-3 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015)
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- DIN EN ISO 10439-1 Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015)
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- ASTM E165/E165M Standard Practice for Liquid Penetrant Examination for General Industry
- ASTM D1552 Standard Test Method for Sulfur in Petroleum Products by High Temperature Combustion and IR Detection
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- API 1509 Engine Oil Licensing and Certification System - SEVENTEENTH EDITION * To Purchase Call 1-800-854-7179 USA/Canada or 303-397-7956 Worldwide
- ASTM D6837 Standard Test Method for Measurement of Effects of Automotive Engine Oils on Fuel Economy of Passenger Cars and Light-Duty Trucks in Sequence VIB Spark Ignition Engine
- ASTM D7589 REV A Standard Test Method for Measurement of Effects of Automotive Engine Oils on Fuel Economy of Passenger Cars and Light-Duty Trucks in Sequence VID Spark Ignition Engine
- ASTM D235 Standard Specification for Mineral Spirits (Petroleum Spirits) (Hydrocarbon Dry Cleaning Solvent)
- ISO 14694 Industrial Fans - Specifications for Balance Quality and Vibration Levels - First Edition
- Картотека зарубежных и международных стандартов
