第9题: [单项选择]Where does the conversation most probably take place A. It’s no use complaining. B. Take the time to have a rest. C. Work harder than now. 参考答案:B 答案解析:[听力原文] F: I hate doing the same thing everyday. It’s so boring. M: Why not go to the seaside a
第20题: [多项选择]有载调压变压器分接开关故障是由()原因造成的。 A. 辅助触头中的过渡电阻在切换过程中被击穿烧断,且发生闪烙 B. 由于分接开关密封不平进水而造成相间短路 C. 由于触头滚轮被卡住,使分接开关停在过渡位置,造成相间短路而烧坏 D. 分接开关油箱内缺油 参考答案:A, B, C, D