【判断题】为排除缸内空气,对要求不高的液压缸,可将油管设在缸体最高处。
【单选题】It's time to say goodbye to my school. I'll always remember the people ________have
A.
49. It's time to say goodbye to my school. I'll always remember the people ________have helped me. A.who
【单选题】People everywhere celebrate the New Year. ______ is a time to say goodbye to the past and to think about new beginnings. [ ]
【单选题】为了排除留在液压缸内的空气,对要求不高的液压缸,可将油口布置在缸体两端的( )。
【单选题】_______ is time to say goodbye. [ ]
【单选题】It's time to say goodbye ____________ my friends. [ ]
【判断题】为排除缸内的空气,对要求不高的液压缸,可将油管设在缸体的最高处。
【判断题】为排除缸内的空气,对要求不高的液压缸,可将油管设在缸体的最高处。
【单选题】在如图中,点E是直线CA上的点,∠CEG=∠BEG,∠BEF=∠AEF.则下列结论错误的是 [ ]