问题:
In the shafting management () should be paid more attention.
Ⅰ.f the while metal tailshaft bearing is dripping oil
Ⅱ.f some area become blue during the running
Ⅲ.he deformation of crankshaft
A . Ⅰ
B . Ⅱ
C . Ⅲ
D . Ⅱ+Ⅲ
In the shafting management () should be paid more attention.
Ⅰ.f the while metal tailshaft bearing is dripping oil
Ⅱ.f some area become blue during the running
Ⅲ.he deformation of crankshaft
● 参考解析
本题暂无解析
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