变压器铁芯中磁通Ф的大小与磁路的性质、铁芯绕组的匝数N和()有关。A.线圈电阻 B. 发布时间:2017-06-30 23:25 │ 来源:www.tikuol.com 题型:单项选择题 问题: 变压器铁芯中磁通Ф的大小与磁路的性质、铁芯绕组的匝数N和()有关。A.线圈电阻B.线圈的绕制方向C.线圈电流I
题型:单项选择题 用 qualification 的适当形式填空1. Previous medical experience is a necessary for this job.2.1n this job, experience is more important than paper .3. She is well for the job.4. is more important than quantity. 查看答案