【判断题】对于单线螺纹,导程与螺距相同;对于多线螺纹,导程等于螺距与螺纹线数的乘积。
【判断题】用鼠标移动窗口,只需在窗口中按住鼠标左按钮不放,拖曳移动鼠标,使窗口移动到预定位置后释放鼠标按钮即可。
【单选题】Sam has been appointed ______ manager of the engineering department to take ______ place of George. [ ]
【简答题】听对话,回答问题。 1. Where is Tom going to travel next year? 2. What festival are they talking about? A B C 3. Where does Peter come from? A ...
【简答题】Cache与主存之间的地址映像方法有哪几种?各有何特点?