活塞顶面裂纹可采用_______检查A.荧光探伤B.磁粉探伤C.观察法D.听响法请帮忙给出正确答案和
活塞顶面裂纹可采用_______检查
A.荧光探伤
B.磁粉探伤
C.观察法
D.听响法
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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