施工升降机标准节拼装时,相邻标准节的立柱结合面对接应平直,相互错位形成的阶差应限制在.①吊笼导轨不大于多少,②对重导轨不大于多少。( )
A.0.5mm,0.8mm B.0.6mm,0.2mm C.0.8mm,0.5mm D.0.2mm,0.6mm正确答案A
施工升降机标准节拼装时,相邻标准节的立柱结合面对接应平直,相互错位形成的阶差应限制在.①吊笼导轨不大于多少,②对重导轨不大于多少。( )
A.0.5mm,0.8mm B.0.6mm,0.2mm C.0.8mm,0.5mm D.0.2mm,0.6mm正确答案A