拆卸、安装、更换、测试、移动既有设备作业“三不离”原则?
参考答案:
设备有异样未查清不离;影响设备正常使用未修复不离;工作完毕未试验良好不离。
大模板是采用专业设计和工业化加工制作而成的一种工具式模板,它具有(),尺寸准确,版面平整,()的特点。
_____________late, he also forgot his books.
A.Not only the boy turned up
B.Not only the boy turned out
C.Not only did the boy show out
D.Not only did the boy show up