每日巡查1次单元门、楼梯通道以及其他共用部位的门窗、玻璃等。
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在二次接线回路上工作,无需将高压设备停电时应使用第一种工作票
A. 正确
B. 错误
Which two statements about Network Attached Storage are correct？（）
A. Data is accessed using NFS or CIF
B. Data is accessed at the block level.
C. NAS is referred to as captive storage.
D. Storage devices can be shared between users.
E. A NAS implementation is not as fast as a DAS implementation.
10kV带电作业高架绝缘斗臂车下臂(套筒)预防性试验工频耐压为50kV。
A. 正确
B. 错误
结合转炉去硫能力，分析吹炼终点〔S〕含量高的原因及处理措施？
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