正确答案: B

拉线法

题目：舵系运动件的同轴度检验采用（）。

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学习资料的答案和解析：

[单选题]能反映故障概率变化情况的是（）。Ⅰ.故障率λ（t）；Ⅱ.密度函数f（t）

Ⅰ，Ⅱ都对

[单选题]液压拉伸器液压系统中绝对不可使用（）作为液压油。

系统润滑油或汽缸油

[单选题]船轴表面裂纹可采用（）进行无损检测。Ⅰ.着色探伤；Ⅱ.煤油-白粉；Ⅲ.磁粉探伤；Ⅳ.超声波探伤；Ⅴ.X射线探伤。

Ⅰ＋Ⅲ

[单选题]The cooling water temperature （） over a period of 8 hours, and then shut down.

should be gradually reduced

[单选题]Vents are led from the engine to head tank （） from the cooling water.

for the release of air

[单选题]The lube oil cooler is located after the lube oil filter in order for （）

the filter to operate more efficiently

[单选题]In a bypass type lubrication system for a diesel engine, the dirty oil line to the centrifuge should be taken from the （）.

bottom of the lube oil sump