A.均勻 B.不均勻 C.不等 D.隨意調(diào)整
A.2~5mm B.4~7mm C.6~8mm D.8~10mm
A.質(zhì)量計(jì)劃 B.質(zhì)量手冊 C.質(zhì)量評價 D.質(zhì)量評審