题海让大学四年没有难题
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单选题 Q: What 's wrong with the main engine

A. No. 1 piston was burnt out

B. Cylinder liner was cracked

C. No. 2 piston was worn out

D. Cylinder liner was worn out

学科：轮机英语听力与会话

时间：2023-12-20 16:49:40

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