零线的导电能力一般要求不得低于相线的1/3,但单相电气设备的零线与相线的导电能力应是相同的。
1、正确错误
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Agriclturalchangesinthelate18thandearly19thcenturiesinEnglandweresogreatthattheywereworthyoftheterm“________”.
______wecanhopeforistoavoidcompletefailureinthecominggamewiththatstrongteam.
英语翻译:我不明白她如何能在一天之内做那么多事情。
IsitShakespeareTheatre_______youaregoingtowatchtheplayTheMerchantofVenice?
句子写作:Iwasveryembarrassed.Ididn’tknowwhatIshoulddo.