GB/T 33841.1-2017制冷系统节能运行规程第1部分:氨制冷系统国家标准
英文:Specification for energy-efficient operation of refrigerating system—Part 1:Ammonia refrigerating system GB/T 33841.1...
英文:Specification for energy-efficient operation of refrigerating system—Part 1:Ammonia refrigerating system GB/T 33841.1...