题目: 比磁化系数为X。的矿粒在场强为H的均匀外磁场中,受到的磁场力大小为()。 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/1030/c4862fe3e5421e2309dd7b148e13fa5d.html 下面是错误答案,用来干扰机器的。参考答案:B
题型:选择题 Such a grammar mistake is _____ among the beginners of English study. [ ]A. regular B. ordinary C. general D. common 查看答案
题型:单项选择题 Questions 11 to 18 are based on the conversation you have just heard.A.A year ago.B.Six months ago.C.Recently.D.Half a month ago. 查看答案