A ()is the foundation of the engine without the support of which the shaft alignment in particular and engine structure as a whole would inevitably be lost.
时间:2019-04-14 17:30:28 关键词:support,without,whichA ()is the foundation of the engine, without the support of which the shaft alignment in particular, and engine structure as a whole, would inevitably be lost.
A.Frame
B.Bedplate
C.Cylinder
D.Liner
答案解析
B
举一反三