子宫又称:A.女子胞 B.胞宫 C.胞脏 D.子脏 E.以上均是 发布时间:2018-07-23 09:44 │ 来源:www.tikuol.com 题型:单项选择题 问题: 子宫又称:A.女子胞B.胞宫C.胞脏D.子脏E.以上均是
题型:单项选择题 Then came the disappointing news _____ Brazil was beaten by German in the 2010 World Cup, ______ was bound to cast down the Brazilian fans. A.that; whatB.which; whichC.which; whatD.that; which 查看答案
题型:单项选择题 如图所示,理想变压器原线圈接u=220sin100πt (V)的 正弦交流电源,图中电流表内阻不计.副线圈接入“110V,60W”灯泡一只,且灯光正常发光.下列说法正确的是( )A.电流表的示数为3/11 A B.通过灯泡的电流的频率为50HzC.电流表的示数为3/22 AD.理想变压器原、副线圈匝数之比为2:1 查看答案