系统发生两相相间短路时,短路电流包含()分量。
A.正序和负序
B.正序和零序
C.负序和零序
D.负序和零序
参考答案:A
— Could you tell me _____ to see me next week?
— I'm not sure. If I'm free, I will. [ ]
A. if you will come
B. how you will come
C. whether you would come
烟草专卖批发企业许可证(经营)是准于从事烟叶、复烤烟叶、烟丝、卷烟纸、滤嘴棒、烟用丝束、烟草专用机械经营业务的证明文书。