【判断题】【消耗次数：1】
保护零线应在总配电箱处、配电系统的中间处和末端处作保护接地；
①
正确
②
错误
参考答案：
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相关题目
【多选题】
配电箱、开关箱的配电原则是（）
①
A“三级配电、两级保护”原则
②
B开关箱"一机、一闸、一漏、一箱”原则
③
C动力、照明配电分设原则
④
D分配电箱与开关箱的距离不得超过30m
随机题目
【单选题】
Due ( ) the emergence of television and the Internet,fewer and fewer people like reading books.
①
with
②
to
③
for
④
in
【单选题】
The police wondered how did the thieves gain ( ) into the bank.
①
enter
②
entrance
③
entire
④
entry
【单选题】
( ) simplicity, lets divide the discussion into two parts.
①
in order to
②
because
③
because of
④
for the sake of
【单选题】
All his hard work have paid off for he was ( ) by the famous university.
①
admit
②
admitted
③
admission
④
admitting
【单选题】
Daily doses of vitamin C may be ( ) for your health.
①
benefit
②
benefited
③
beneficial
④
beneficially
【单选题】
The price is high ( ) the output is rare.
①
in fact
②
in sight
③
in that
④
in between