简答题：The length of time that the person whom you are speaking to

题目分类：成人英语三级
题目类型：简答题
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题目内容：

The length of time that the person whom you are speaking to looks at your eyes indicates the amount of interest he has in the things you are talking about. (Passage 2)

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车间C中5号笼型异步电动机额定电流39．2A，启动电流倍数为6．5。采用定时限继电器作为速断保护，电流互感器变比为50／

车间C中5号笼型异步电动机额定电流39．2A，启动电流倍数为6．5。采用定时限继电器作为速断保护，电流互感器变比为50／5，可靠系数取1．5。计算速断保护动作整

分类：成人英语三级题型：简答题

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若选择一组蓄电池容量为80A·h的220V的铅酸蓄电池作为直流电源，断路器合闸电缆选用VLV型电缆，电缆允许压降为8V，电缆的计算长度为100m，请计算断路器合

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The parents in the experimental group were also instructed in how to help child

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Water is so low in the canals of northern France that waterway traffic is forbi

分类：成人英语三级题型：简答题

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