正确答案: C

nip

题目：After ensuring that the （） is correct the bearing clearance should be checked.

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学习资料的答案和解析：

[单选题]舵系校中检测的项目中（）是错误的。

舵系中心线与轴系中心线的同轴度检验

[单选题]A variable pitch propeller is made （） a boss with separate blades mounted into it.

up of

[单选题]The carbon deposits on the piston crown and in the ring grooves （）.

should be scraped

[单选题]The cylinder head, cylinder liner and （） form the combustion chamber.

piston