查询词典 airshafts
- 与 airshafts 相关的网络例句 [注：此内容来源于网络，仅供参考]
-
In subterranean civil engineering, ventilation shafts , also known as airshafts , are vertical passages used in mines and tunnels to move fresh air underground, and to remove stale air.
通风竖井是一个在地底下的公用工程，也称 airshafts ，这个垂直的通风口通常被用於隧道使用时或挖矿时可以排除废弃以换取新鲜空气。
-
It was an incredible block-----it was only approximately 180 by 120 metres but almost solid building, with minute airshafts separating buildings, sometimes not even air shafts.
人们在去年推平了九龙城，但它确实是个令人难以致信的地方－－大约120 180M，几乎完全被实体的房屋占据，仅有一些通风井散落在房屋之间，有时甚至连通风井都没有。所有建筑的表面积达到30万平米。
- 推荐网络例句
-
It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.
从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。
-
The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.
集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐
-
The eˉtiology of hemospermia is complicate,but almost of hemospermia are benign.
血精的原因很，以良性病变为主。