问题
填空题
用耐压试验仪检测电子镇流器输入端、输出端与壳体之间介电强度。要求使用（）V、（）Hz交流电，耐压1min，不得有放电、闪洛现象。
答案
参考答案：1500；50
搜题请搜索小程序“爱下问搜题”
用耐压试验仪检测电子镇流器输入端、输出端与壳体之间介电强度。要求使用（）V、（）Hz交流电，耐压1min，不得有放电、闪洛现象。
参考答案：1500；50
任务型阅读（5分） 下面是五段电视节目内容的解说词。请根据五段内容，在A--E中分别选择相应的电视节目名称。 小题1:People might grow plants and vegetables in the sea in about 50 years. 小题2:The Lost World is an exciting American film.people,especially school students ,may like it better in free time. 小题3:Even if you could buy the world,you could not buy a happy family,good friends or knowledge. 小题4:For parents with children,an important problem is getting the children away from the television to do their homework. 小题5:When you need help for your homework, go to the library. You may find magazines, newspapers and big dictionaries there. They can always help you.
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