正确答案: B

水压试验

题目：检查油润滑艉轴承密封装置防蚀衬套的密封性采用（）方法。

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学习资料的答案和解析：

[单选题]影响发动机加速时问长短的因素是它的（）。I.运行部件的质量惯性；Ⅱ.受热部件的热惯性

Ⅰ+Ⅱ

[单选题]吊缸时，第二阶段的工作是（）。

检测与修理

[单选题]航行中增压器发生严重的故障时，根据海况不同可供采取的应急措施有（）。Ⅰ.停增压器；Ⅱ.停航；Ⅲ.锁住转子；Ⅳ.拆除转子；Ⅴ.降速航行。

Ⅰ＋Ⅲ＋Ⅳ

[单选题]总曲折是（）。

A或B

[单选题]The gas loads on the engine structure are constrained by means of hydraulically preloaded （） which connect the bed plate, frame sections and cylinder jackets into a single unit.

tie rod

[单选题]The main bearing shells often have a thin （） of lead or indium to provide a layer giving protection against corrosion.

flash

[单选题]The process of loop scavenge is that the exhaust will be via ports （） the air ports and controlled by the same piston.

adjacent to

[单选题]Which cause of the following can lead to the engine not to start on air?（）

three of the starting valves stuck

[单选题]Among the main propulsion units on board the ship with the same capacity, the lightest one is（）.

gas turbine