Each crank is made up of two crank webs joined by a common() to which the bottom endbearing is fitted.
时间:2019-04-13 20:53:20 关键词:of,up,websEach crank is made up of two crank webs joined by a common() to which the bottom endbearing is fitted.
A.throw
B.crankshaft
C.crankpin
D.crosshead
答案解析
C
举一反三