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【简答题】
根据电容器的容的定义式C=Q/U,可知( ) A. 电容器带电的电量Q越多，它的电容C就越大，C与Q成正比 B. 电容器不带电时，其电容为零 C. 电容器两极之间的电压U越高，它的电容C就越小，C与U成反比 D. 电容器的电容大小与电容器的带电情况无关
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举一反三
【简答题】交通流的基本参数有三个：交通流量、速度和密集度，也称为交通流三要素。试分别给出它们的概念和计算公式。
【简答题】Ex. 1.2 Replace the underlined part in each of the following sentences with a word or phr box below. Write your answer in the brackets. Change the form where necessary. adore bet by the day compen...
【简答题】交通密度的概念。
【简答题】2 Replace the underlined part in each of the following sentences with a word or phrase from the box below. Write your answer in the brackets. Change the form where necessary. adore bet by the...
【简答题】Complete the following sentence by filling in each blank with an appropriate word. Change the form where necessary. crop up; attune to; opt for; on the fly; accustomed to; stick to; mess up; bet on; f...
【简答题】2 Replace the underlined part in each of the following sentences with a word or phrase from the box below. Write your answer in the brackets. Change the form where necessary. adore bet by the day...
【简答题】Replace the underlined part in each of the following sentences with a word or phrase from the box below. Write your answer in the brackets. Change the form where necessary. adore bet by the ...
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