题目内容

继电器的型号表示法，采用汉字拼音字母和数字表示，字母表示继电器种类，数字表示（）。

A. 缓放时间
B. 吸起时间
C. 线圈的阻值
D. 接点组数

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无极型继电器的电源使用直流电，（）辨别输入物理量的特征。

A. 不能
B. 一定能
C. 可能
D. 有时能、有时不能

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未填明实际结算金额和多余金额或者实际结算金额超过出票金额的银行汇票,银行不予受理。( )

A. 对
B. 错

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Cet-6-1.9-Exercise 01D) Part of the fault lies with our inner caveman. Evolution has programmed humans to pay most attention to issues that will have an immediate impact. “We worry most about now because if we don’t survive for the next minute, we’re not going to be around in ten years’ time,” says Professor Elke Weber of the Centre for Research on Environmental Decisions at Columbia University in New York. If the Thames were lapping around Big Ben, Londoners would face up to the problem of emissions pretty quickly. But in practice, our brain discounts the risks – and benefits – associated with issues that lie some way ahead.

A. Teenagers of today often turn to their parents for advice on such important matters as career choice.
B. In their evolution, humans have learned to pay attention to the most urgent issues instead of long-term concerns.

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Cet-6-1.9-Exercise 02C) This inconsistency largely stems from a feeling of powerlessness. “When we can’t actually remove the source of our fear, we tend to adapt psychologically by adopting a range of defence mechanisms,” says Tom Crompton, change strategist for the environmental organisation World Wide Fund for Nature.

A. Even during the turbulent years of last century, youth rebellion was often exaggerated in the media.
B. When people find they are powerless to change a situation, they tend to live with it.

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继电器的型号表示法，采用汉字拼音字母和数字表示，字母表示继电器种类，数字表示（ ）。

A. 缓放时间 B. 吸起时间 C. 线圈的阻值 D. 接点组数

无极型继电器的电源使用直流电，（ ）辨别输入物理量的特征。

未填明实际结算金额和多余金额或者实际结算金额超过出票金额的银行汇票,银行不予受理。( )

继电器的型号表示法，采用汉字拼音字母和数字表示，字母表示继电器种类，数字表示（）。

A. 缓放时间
B. 吸起时间
C. 线圈的阻值
D. 接点组数

无极型继电器的电源使用直流电，（）辨别输入物理量的特征。