【简答题】The workers felt angry that their manager was trying to escape his (responsible) __________.
【简答题】计算题:有一管道全长150米,线膨胀系数a=14×10-6m/m.℃,管子冷态时温度20℃,热态540℃,如在管道上安装弯曲管补偿器,问冷拉长度为多少?(冷拉长度为补偿长度的60%)
【简答题】单词拼写(本题有9小题,每小题1分,共9分) 小题1:We’ll be able to finish the project _________(容易). 小题2:Excellent teachers are usually _______ (感兴趣) in their students. 小题3:China is getting richer and stronger in the new __...
【单选题】有一管道全长 150m ,线膨胀系数为 0.012mm /(m· °C ) ,管子冷态时温度为 20 °C,热态时为 80 °C,那么该管道热伸长量为( ) mm 。
【判断题】春秋游时不需要带饮用水,到景点山上找一些泉水喝更清甜。判断对错
【单选题】超生波空化作用可以产生极高的压力和温度,介质局部温度可达到:
【单选题】戊戌维新时期,康有为创办的培养维新干部的重要学堂是( )
【单选题】__________ for the terrible accident, as the workers thought, the director felt nervous and was at a loss what to do. [ ]
【判断题】活动可以为赶形势而活动,也可以为评奖而开展活动。