【判断题】在装配图中,轴的退刀槽可以简化不画。A. 对 B. 错
【单选题】以下不属于交-直型电力机实际使用的调速手段的是:
【单选题】The majority of the people were in favour of the plan. However, I ______the plan on the grounds that it is too expensive.
【单选题】压力性损伤溃疡期可引起的并发症是( )。
【简答题】同学们,看了“立体仓库”的视频,你对未来仓库发展有哪些认识?