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发表于:2021-05-19
问题详情:两磁感应强度均为B的匀强磁场区I、Ⅲ,方向如图所示,两区域中间为宽为s的无磁场区Ⅱ,有一边长为L(L>s).电阻为R的均匀正方形金属线框abcd置于区域I,ab边与磁场边界平行,现拉着金属线...
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发表于:2022-08-08
我开始算起我这一科lls101的整体分数。Somepeoplebelievethatthesecallsarespiritstryingtoconnecttoourworld.llsarespiritstryingtoconnecttoourworld....
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发表于:2020-09-26
问题详情:–Hello,thisisDick.CanIspeaktoPeter?–Holdon,please.I’llsee_______he’sin.A.assoonas B.if C.until【回答】B知识点:连词题型:选择题...