二冲程柴油机曲柄销磨损最大的部位是_______A.外侧B.内侧C.一样D.不一定请帮忙给出正确答案
二冲程柴油机曲柄销磨损最大的部位是_______
A.外侧
B.内侧
C.一样
D.不一定
请帮忙给出正确答案和分析,谢谢!
参考解答
正确答案:A
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