A.為使人們確信質(zhì)量能滿足規(guī)定要求 B.對(duì)用戶實(shí)行“三包” C.保證穩(wěn)定優(yōu)質(zhì)生產(chǎn) D.使人們確信產(chǎn)品質(zhì)量很高
A.少計(jì)1/3 B.少計(jì)2/3 C.倒計(jì)1/3 D.不計(jì)
A.±10% B.±5.5% C.+7%-10% D.+10%-7%