活塞顶部烧蚀不太严重时 可采用改变活塞安装位置的方法使其继续使用 但必须是在_______的条件下A
活塞顶部烧蚀不太严重时,可采用改变活塞安装位置的方法使其继续使用,但必须是在_______的条件下
A.活塞构造适合
B.顶部强度足够
C.活塞拆装方便
D.不具备修理
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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