A.計(jì)量誤差＝計(jì)量器讀數(shù)－實(shí)際出油數(shù)／實(shí)際出油數(shù)×100％
B.計(jì)量誤差＝實(shí)際出油數(shù)－計(jì)量器讀數(shù)／實(shí)際出油數(shù)×100％
C.計(jì)量誤差＝計(jì)量器讀數(shù)－實(shí)際出油數(shù)／計(jì)量器讀數(shù)×100％
D.計(jì)量誤差＝實(shí)際出油數(shù)－計(jì)量器讀數(shù)／計(jì)量器讀數(shù)×100％

A.活塞被異物卡死
B.劣質(zhì)油中含有較多硫化物等雜質(zhì)
C.上下連桿中心的銷軸脫落物而卡死活塞等零件
D.銷子鉚接不緊