正确答案: C
Ⅱ+Ⅲ+Ⅳ+Ⅴ
题目:艉轴铜套损坏的主要形式有()。Ⅰ.腐蚀;Ⅱ.裂纹;Ⅲ.过度磨损;Ⅳ.套合松动;Ⅴ.接缝不良。
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学习资料的答案和解析:
[单选题]串联连接系统的可靠度()组成该系统各部件的可靠度。
小于
[单选题]排气阀阀面磨损严重时,采用()修复。
堆焊
[单选题]Before pumping up the crankcase oil,() should be worked by hand to minimize corrosive action on the liners.
the cylinder lubricators
[单选题]The energy for pushing this piston up can be supplied from (), so that the piston can keep moving up and down.
the other pistons