A crack in a cylinder liner can be caused byA.worn piston ringsB.installation of undersized sealing ringsC.operating the engine at low loadsD.restricted cooling water passages

题目

A crack in a cylinder liner can be caused by

A.worn piston rings

B.installation of undersized sealing rings

C.operating the engine at low loads

D.restricted cooling water passages

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参考答案和解析
正确答案：D
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