正常运行 normal operation

[单选题]第二组Under normal operation, some lubrication oil mist may be discharged from the air compressor to the air start system. This oil may be from excess compressor cylinder lubrication, from faulty oil scraper rings, or may even be suspended oil vapor con

[名词解释] 正常商品（Normal goods）

[名词解释] 定压运行（constAnt-pressure operAtion）

[名词解释] （核电厂）运行 operation (of NPP)

[名词解释] 正常停堆 normal shutdown

[名词解释] 列车自动运行automa tictrain operation（ATO）

[名词解释] 滑压运行（sliding-pressure operAtion）

[名词解释] 除氧器定压运行（fixed pressure operAtion of deAerAtor）

[名词解释] 除氧器滑压运行（sliding pressure operAtion of deAerAtor）

[名词解释] 正常冷停堆 normal cold shutdown