定子常采用导磁率高、损耗小的()片叠压而成。A.铁钴合金; B.铁镍合金; C.硅钢 发布时间:2019-12-30 06:09 │ 来源:www.tikuol.com 题型:单项选择题 问题: 定子常采用导磁率高、损耗小的()片叠压而成。A.铁钴合金;B.铁镍合金;C.硅钢;D.超导钢。
题型:单项选择题 阅读下面短文,掌握大意,然后从每题所给的A、B、C、D四个选项中选出最佳选项。Look! __ is my friend. Her _ is Meimei. Well, can you _ it? Yeah! M-e-i,m-e-i. She is thirteen _ old. She studies in No.1 Middle School. She is _ new student here. There _ eighteen boys and fifteen girls in her class. Her mother a teacher. She is an teacher. Her father, Mr Wang is a teacher, . Their students all love them because they love their students. They have(有)a dog. The dog and Meimei are ___ friends. 小题1:A.TheseB.ThoseC.ThisD.They小题2:A.nameB.shopC.schoolD.friend小题3:A.sayB.spellC.seeD.meet小题4:A.bagsB.yearsC.booksD.chairs小题5:A.anB.aC.theD./小题6:A.areB.isC.amD.be小题7:A.amB.isC.areD.be小题8:A.EnglishB.ChineseC.French(法国的)D.England小题9:A.toB.tooC.eitherD.also小题10:A.rightB.fineC.niceD.good 查看答案