问题
填空题
为防止因高压侧单相接地故障而引起低压侧的电压升高，自耦变压器的中性点必须可靠的（）。
答案
参考答案：直接接地
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为防止因高压侧单相接地故障而引起低压侧的电压升高，自耦变压器的中性点必须可靠的（）。
参考答案：直接接地
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| Once, a Frenchman got to England. He knew only 1 English. One day when he was sitting by the window of a restaurant and 2 lunch, he heard 3 "look out!" so he put his head out of the window to 4 what 5 outside. Just then a basin of dirty water poured (倒) over his head. Then another. He was very 6 . He shouted, "Damn you (该死)! See 7 you have done."The men passing by laughed 8 him and he got 9 angrier. One of the men said,"You must be a foreigner, 'look out' in English means ' 10 .'" | ||||
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