远参比法是将参比电极置放于距被测管道较远(地电位趋于0)的地面测量管地电位的方法()
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埋地管道采用弯头或水平方向转角大于3°时应设置转角桩()
A. 对
B. 错
危险化学品出入库,必须进行核查登记。库存危险化学品应当定期检查()
A. 对
B. 错
叉槽的正确翻译是()
A. HANDLE LOCK
B. DOOR HEADER
C. FORK LIFT POCKET
DOOR SEAL GASKET
我发现一个超高,超宽的框架箱.的翻译是()
A. I found a flat container which is over-height and over-width.
B. I found a flat container which is over-weight and over-width.
C. I found a frame container which is over-height and over-width.
D. I found a frame container which is over-weight and over-width