如何结合本单位实际,做到更有效的执行《电力安全工作规程》?
参考答案:
各单位可根据现场情况制定本规程补充条款和实施细则,经本单位主管生产的领导(总工程师)批准后执行。
—Where is the chair?
—__________[ ]
A. It's near the door.
B. It's in the door.
C. It's a chair.
D. No, it isn't.
息止牙合间隙的大小为()
A.0.5~1.0mm
B.1.5~2.0mm
C.1.0~3.0mm
D.1.0~4.0mm
E.>4.0mm