运行中除氧器压力降低如何处理？

运行中除氧器水位降低如何处理？

除氧器滑压运行有哪些优点？

除氧器滑压运行时，应开启高压缸后（）至除氧器，高压主蒸汽调节阀门杆一漏至（），中压主汽调节阀门杆一漏至（）。

The pressure in an operating diesel engine cylinder continues to rise for a short period after the piston passes top dead center as a result of the （）

The operation between two fuel injections is called a working cycle, which consists of a fixed sequence of eventsWhat does "which" mean in this sentence?（）

滑压运行与定压运行相比，在相同的部分负荷下，汽轮机的相对内效率相应提高。

与定压运行相比，大机组变压运行在低负荷时，其热效率（）。

大机组变压运行与定压运行相比在低负荷情况下其热效率（）。

If over a period of weeks the air-box pressure of a turbo-charged, diesel engine, operating at full load, appears to be dropping off, the cause can be （）.

除氧器运行中的正常维护。

A crew member reports that the high-pressure alarm light of a low-pressure CO₂ fixed fire extinguishing system is illuminated. The most probable cause of this condition would be that（）.