With reference to a radial piston pump which one of the following statements is false?A.S

职业资格 正确答案 已帮助 人

With reference to a radial piston pump, which one of the following statements is false?

A.Surrounding the fixed shaft is a hollow shaft

B.This hollow shaft carries radial bores

C.Each bore is fitted with a well-lapped plunger

D.There are always even numbers of bores

请帮忙给出正确答案和分析,谢谢!

热搜:a是b的充分条件,b是a的必要条件吗