Hello, may I talk to the director n-我要搜题网

[多项选择]在采用需要系数法计算负荷，对用电设备进行分组计算时，下列说法正确的是( )。
A. 对需要系数相同的用电设备，均可划在同一组进行计算
B. 对需要系数相同，且cosψ也相同的用电设备，才能划在同一组进行计算
C. 对类型不同的用电设备，其总容量应按有功和无功负荷分别相加确定
D. 对类型不问的用电设备，可按计算后的视在功率直接相加确定

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[判断题]网关箱接地线应以软导线与接地的金属构架可靠连接,软导线应选用6mm2及以上的单股多芯铜导线。()
A.正确
B.错误

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[单项选择]褥疮蕴毒腐溃证内治法则是
A. 理气活血
B. 益气养阴，利湿托毒
C. 气血双补，托毒生肌
D. 健脾益气生肌
E. 益气活血祛瘀

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[判断题]《商业银行法》第八十四条规定，商业银行工作人员利用职务上的便利，索取、收受贿赂或者违反国家规定收受各种名义的回扣、手续费，构成犯罪的，依法追究刑事责任；尚不构成犯罪的，应当给予纪律处分。（）
A.正确
B.错误

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[单选题]>节点 9 用( )绝缘子串。
A.2 片
B.3 片
C.4 片
D.5 片

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[判断题] 平原河流的洪水暴涨陡落。( )
A.正确
B.错误

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[判断题]将电路中若干个电阻并排连接起来的接法称为电阻的串联( )
A.正确
B.错误

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[单选题] 下列因素中( )对变压器油的绝缘强度影响最大。
A.水分
B.温度
C.杂质
D.比重。

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[单选题]单选题：热风幕设置在车站（）位置。
A.站台电扶梯
B.站厅无障碍卫生间
C.出入口通道上部
D.设备区通道门

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[简答题]

{{B}}First Aid{{/B}} The main purpose of first aid is to provide proper care to suddenly iii or injured persona until medical help becomes available or, for problems that do not need a physician’ s attention. Even a child can save a life by knowing what m do. For example, by rolling an unconscious person’s head to one side, anyone can save that person from drowning in his own saliva or choking on his tongue. Many first-aid techniques are as simple, Others require preparation in advance, but almost anyone can learn most of the important roles and methods.{{B}} PART Ⅰ: Basle Rules{{/B}} 1. Do not panic: control your emotions. Then reassure the victim if he or she is conscious, 2. Ask for help. Send someone to call a physician, the police or fire department, or an ambulance, Ask others to stop traffic, get supplies, control crowds, etc.

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[单项选择]Hello, may I talk to the director now?（）
A. Sorry, he is busy at the moment.
B. No, you can't.
C. Sorry, you can't.
D. I don't know.

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[单项选择]Hello, may I talk to the director now?（）A. Sorry, he is busy at the moment.B. No, you can't. C. Sorry, you can't.D. I don't know.

热门试题:

[单项选择]Hello, may I talk to the director now?（）
A. Sorry, he is busy at the moment.
B. No, you can't.
C. Sorry, you can't.
D. I don't know.