A.初步設(shè)計(jì) B.施工圖紙、技術(shù)交底及技術(shù)操作規(guī)程 C.領(lǐng)導(dǎo)人指示 D.技術(shù)交底及技術(shù)操作規(guī)程
A±1.0mm B±2.0mm C±3.0mm D±4.0mm
A.50min B.30min C.20min D.10min