问题
填空题
为了使电动机等动力设备按要求运转，必须配备一定的（）。
答案
参考答案：电源
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为了使电动机等动力设备按要求运转，必须配备一定的（）。
参考答案：电源
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| Hello! My name is Amy. I'm from America. Now I am in China with my parents. I have breakfast at home. I eat some bread, an egg and a hot dog. I have lunch at school. I eat rice, fish and green beans. I have supper at restaurant. I eat mutton, tofu and cabbage.
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