【单选题】测量高新技术3S是指GPS、GIS、RS即()系统、地理信息系统、遥感技术。
【简答题】That letter was ______to me.
【单选题】标准公差等级有20个,基本偏差有28个,对轴可组成( )种。
【单选题】标准公差等级有( )级,基本偏差有( )个。 A.20 B.22 C.28 D. 26
【单选题】Her letter was in such a casual scrawl, and in such pale ink, that it was ______.
【单选题】His letter was in such a casual scrawl and in such pale ink that it was ______
【单选题】That letter was written in pencil.
【单选题】Simon's letter was in such a casual scrawl, and in such pale ink, that it was_____