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【单选题】
( )控制比较简单,多用于通用变频器,在风机、泵类机械运行中节能。
A.
V/f
B.
转差频率
C.
矢量控制
D.
直接转矩
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参考答案:
举一反三
【简答题】please paraphrase the words in red. 1 Conversations between strangers normally occur in nature, not contrived , circumstances
【多选题】The priorities of Education Action Plan for the BRI include:
A.
Educational interconnectivity
B.
Cooperation on Cultivation and Training of Talent
C.
Mechanisms of cooperation
D.
Investment from BRI countries
【单选题】密克罗尼西亚在当地语言中的意思为 _______
A.
小岛群岛
B.
黑人群岛
C.
天堂
D.
明珠
【简答题】ISDN基本速率接口 BRI提供( )
【单选题】Which is the most suitable paraphrase of the sentence 'The EU has its red lines in the negotiations and the GMOs is one of them' ?
A.
GMO is the most important factor that EU has to consider in the negotiations.
B.
GMO is the total amount of money that EU will lose over the negotiations.
C.
GMO is an agreed document that EU will assign in the negotiations.
D.
GMO is the least EU is willing to accept in the negotiations.
【判断题】所有的羧酸对氧化剂都是稳定的
A.
正确
B.
错误
【单选题】清扫卫生间时,为防止将卫生间的水带入卧室,有的酒店在卫生间入口放上一块
A.
毛毡
B.
大浴巾
C.
脚巾
D.
塑胶垫
【简答题】《中国纪律处分条例》所称“主要领导责任者”是指什么?
【简答题】paraphrase 8 Red brick, even in a steel town , ages with some dignity. (Para 4)
【判断题】基本速率接口用BRI表示。
A.
正确
B.
错误
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