题目内容

进行地电位带电作业时,人身与带电体间的安全距离不得小于表6-1的规定。35kV及以下的带电设备,不能满足表6-1规定的最小安全距离时,应采取可靠的绝缘隔离措施。

A. 正确
B. 错误

查看答案
更多问题

为了有助于分辨力的提高,宜采用()。

A. 高频率
B. 低频率
C. 高电压
D. 以上都对

仿琼斯强磁选机激磁电流越高,场强越高。

A. 正确
B. 错误

新会计准则下,取消的发出存货计价的方法有()。

A. 先进先出法
B. 后进先出法
C. 移动加权平均法
D. 加权平均法
E. 个别计价法

The Prescott Shovel Company wants to upgrade its Cisco Unity Express from a Cisco Unified CallManager Express integration to a Cisco Unified CallManager integration. Which statement is true?()

A special hybrid license is required.
B. The Cisco Unity Express license must be changed.
C. The Cisco Unity Express license does not need to be changed.
D. The license file names are identical, which allows them to be interchanged as long as the module itself is not being upgraded.

答案查题题库