未出售完的整装未拆封的预制单程票确认封装完好,在当日库存日报上注明库存数量,(),票务中心()回收预赋值单程票。
参考答案:车票使用期限(起始日期);三个工作日内
She often asks her son _____ too much meat. [ ]
A. don't eat
B. not to eat
C. not eat
D. to not eat
某变电所、简化接线见图6-4,取Sj=100MV.A,Kch取1.8。
短路点d的超瞬变短路电流周期分量有效值I"为()。
A.10.48kA
B.11kA
C.12.22kA
D.10kA