建立了砂轮的球基渐开螺旋面方程和分度球面螺旋线方程,给出螺旋运动参数、螺旋线导程.The mechanism of grinding internal gear of spherical worm emery - wheel is researched.正圆锥螺旋面是正圆柱螺旋面被同轴正圆锥面截得.The ortho cone helicoid was used interrsect intercept by the ortho con...
To their deliverer the poets paid the greatest tribute they could render.诗人们竭尽全力地赞颂自己的拯救者.A deliverer was raised up.救星(突然)出现.You offer me the world when you cannot even bring me the deliverer.你连拯救者也找不到怎能让我得到世界?...
Although geographically linked, the two provinces have long fought for political ascendancy.尽管在地理上彼此依存，两省却长期为获取政治支配权你争我夺。Geographically, the UK is on the periphery of Europe, while Paris is at the heart of the continent....
The material consisted only of already published, unclassified information.这份材料里只有一些已公开的、非保密性质的信息。Her crew consisted of children from Devon and Cornwall.她的团队由来自德文郡和康沃尔郡的孩子们组成。The necklace consisted of amethysts set in go...