【单选题】滴定液标定时应有2人完成,每人3份,共6份,相对平均偏差不得超过( )
【单选题】Nancy: Sue, Mum said that her sister is coming to visit us this weekend. Sue: Our aunt is coming? That’s great! We haven’t seen her since last Christmas. When will aunt come?
【单选题】Nancy: Sue, Mum said that her sister is coming to visit us this weekend. Sue: Our aunt is coming? That's great! We haven't seen her since last Christmas. When will aunt come?
【单选题】可以通过下列哪个方式启动矩形命令( )。
【单选题】迁址是指客户正式用电后,由于生产经营原因或市政规划,需将原( )的受电装置迁移他处的一种变更用电业务。