1·The two side boards are arranged in parallel on the back board.
两个侧板平行设置于背板上。
2·The air permeability back board can be made of plastics or other materials.
透气背板可用塑料或其他材料制成。
3·The conductive holder comprises a back board, two side boards and a metal rod.
导电夹座包含背板、两个侧板和金属棒。
4·The back board is provided with a pin connected electrically with the ground wire.
背板具有引脚，该引脚与接地线电性连接。
5·The back board is provided with a bore, and the lamp cap extends out form the bore.
在背板上设置有孔，所述灯头从所述孔伸出。
6·This invention relates to a recognition system for single-board slot in frame. Even without back board, it can also set and identify single-board slot number uniquely.
本发明涉及电子领域，公开了一种机框中单板槽位识别系统，使得在没有背板的场合，也能够唯一地设置单板槽位号，并能够识别单板槽位号。
7·At the back, students probably won't speak much, but in big classrooms, it can be hard to see the board and hear what the teacher is saying.
坐在后排的学生可能不会讲太多，但在大教室里，可能很难看到黑板，也很难听到老师在说什么。
8·It was also the first day back for the principal, Hulond Humphries, a white man who was reinstated by a 4-to-2 vote of the school board after being suspended on March 14.
这也是校长胡伦德·汉弗莱斯重返校园的第一天。汉弗莱斯是一名白人，3月14日被停课后，以学校董事会4比2的投票结果通过了复职。
9·Frankly, when I sat the back of the classroom, I can't see the words on the board clearly.
坦率地说，当我坐在教室后面时，我看不清黑板上的字。
10·Frankly, when I sat at the back of the classroom, I can't see the words on the board clearly.
坦率地说，当我坐在教室后面时，我看不清黑板上的字。