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120 积分 2024-07-26 加入
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 4: Operation, maintenance, repair and recovery
6小时前
待确认
Chassis Dynamometer Simulation of Road Load Using Coastdown Techniques
3天前
已完结
Performance Requirements for R-134a and R-1234yf Refrigerant Diagnostic Identifiers (RDI) for Use with Mobile Air Conditioning Systems
4天前
已完结
Integrated R-1234yf Refrigerant Identifier for Recovery and Recycling Equipment Used in Mobile A/C System Servicing
4天前
已完结
R-1234yf (HFO-1234yf) Recovery/Recycling/Recharging Equipment for Mobile Air-Conditioning Systems
4天前
已完结
Automotive Refrigerant Recovery/Recycling/Recharging Equipment Intended for Use with Both R-1234yf and R-134a
4天前
求助中
Automotive Refrigerant Recovery/Recycling/Recharging Equipment Intended for Use with Both R-1234yf and R-134a
4天前
已关闭
Standard of Purity for Recycled R-134a (HFC-134a) and R-1234yf (HFO-1234yf) for Use in Mobile Air-Conditioning Systems
4天前
求助中
R-1234yf [HFO-1234yf] Refrigerant Electronic Leak Detectors, Minimum Performance Criteria
4天前
求助中
R-1234yf Service Hose, Fittings, and Couplers for Mobile Refrigerant Systems Service Equipment
4天前
求助中
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