![](https://lstatic.shangxueba.com/sxbzda/h5/images/m_q_title.png)
[主观题]
柴油机曲轴和轴瓦在材料的选配上主要是出于减少______磨损考虑。
A.磨粒
B.黏着
C.腐蚀
D.疲劳
![](https://lstatic.shangxueba.com/sxbzda/h5/images/tips_org.png)
A.磨粒
B.黏着
C.腐蚀
D.疲劳
第3题
A.the manager
B.your agent
C.the PSCO
D.the master
第7题
A.Ⅰ+Ⅱ+Ⅲ+Ⅴ
B.Ⅱ+Ⅲ+Ⅳ+Ⅴ
C.Ⅱ+Ⅲ+Ⅳ+Ⅵ
D.Ⅲ+Ⅳ+Ⅴ+Ⅵ
第8题
round the center of its axial length which correspond with grooves in the _____ through which oil is transmitted up the rod to lubricate the small end.
A.connecting rod
B.piston rod
C.bearing housing
D.none of the above
第10题
A.Control panel
B.Paralleling panel
C.Load panel
D.Busbar
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