极坐标法放样是依据()和一段距离测设点的平面位置的一种方法
A.一个角度
B.两个角度
C.一个坐标
D.两个坐标
参考答案:A
I can't tell you the exact time I'll get there, maybe at eight or nine or even later. ____,
I'll be there as early as I can. [ ]
A. Anyhow
B. However
C. Thus
D. Therefore
利用万用表测量交流电流时,接入的电流互感器比率为10/1,若电流读数为2A,则实际电流为()
A.2A
B.20A
C.0.2A
D.22A