【单选题】_____ be sent to work here?
A.
Do you suggest who should
B.
Who do you suggest that should
D.
Do you suggest whom should
【简答题】磁电系检流计是一种专门用来测量 的 仪表,主要用于 。
【单选题】____ be sent to work there?
B.
Who do you suggest that should
C.
Do you suggest who should
D.
Do you suggest whom should
【判断题】搜索引擎就是一劳永逸的工作,只要一次优化好了,排名就不会下降了。
【判断题】检流计主要用于平衡式直流电测仪器(如电位差计、电桥)中作为示零仪器,以及在光学测量、差热分析等实验中测量微弱的直流电流强度,可指示出10 -7 -10 -9 A的电流。