... gas pit 逸气坑 gas pressure regulating system station 煤气调压站 gas pressure water tank 气压水罐 ...
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... gas meter control valve 气体表控制阀 gas offtake station 煤气调压站 gas pipe 气体喉管 ...
基于14个网页-相关网页
... Pressure-regulating peristaltic pump 发明名称 gas pressure-regulating station 煤气调压站 weight loaded pressure-regulating valve 荷重式压力调节阀 ...
基于10个网页-相关网页
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