黄铜无缝管可用于热交换器和冷凝器、低温管路、海底运输管。
Brass seamless tube can be used in heat exchanger and condenser, low temperature pipe, underwater transportation pipe.
这一部分先容了气体管路的设计、材质、运输、安装、检验等方面的内容。
This section sets out the design, fabrication, supply, deliver, installation, test and commission of the gas distribution system.
这一部分先容了气体管路的设计、材质、运输、安装、检验等方面的内容。
This section sets out the design, fabrication, supply, deliver, installation, test and commission of the gas distribution system.
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