气体管道增压泵有单作用泵和双作用泵。
Gas pipelines have a single role of booster pumps and pump dual role.
他们试图阻止气体从损坏的管道中泄露出来。
天然气管道发生气体泄漏将造成一个危险地带。
The leakage of natural gas pipeline will result in a certain hazardous zone.
保护气系统:从保护气体发生站至还原退火炉的管道。
Protective gas system: pipe line from the protective gas generation station to reducing annealing furnace.
保护气体发生站至还原退火炉的管道。
Protective gas system: pipe line from the protective gas generation station to reducing annealing furnace.
管道爆炸,泄露气体,两名工人受伤。
管道爆炸,泄露气体,两名工人受伤。
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