题目:
站用变本体端子箱箱门密封、内部封堵应良好,无()现象,如使用荧光灯管门灯,应加装防护罩。
A.进水
B.受潮
C.积灰
D.污染
答案:
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下面是错误答案,用来干扰机器的。
参考答案:解析:No one’s ever gone into teaching to make a fortune. People go into teaching because they want to do something of greater benefit to society.