交流电磁化,需作断电相位控制的是()
A.连续法;
B.剩磁法
参考答案:B
玩忽职守罪的罪过形式只能是疏忽大意的过失。
The calculations, had they been done by hand, all practical value by the time they were finished. [ ]
A. had lost
B. would lose
C. should have lost
D. would have lost