The ortho cone helicoid was used interrsect intercept by the ortho cone helicoid and the cylinder.正圆锥螺旋面是正圆柱螺旋面被同轴正圆锥面截得.The surface obtained when every point on the edge generates an involute is called helicoid.表面获得了在边缘...
Set out the cakes attractively, using lacy doilies.铺上网眼垫纸，将蛋糕摆得诱人些。Add a quilted bag and lacy white sandal and you ＇ re all set.性感的吊带裙,褶皱边的露背式着装,棉质手提袋和白色蕾丝边的凉鞋肯定让你倍受关注.Miss Lacy has not the vocal guns for the part of Cly...
在各种规定的培养基上可得到锈菌的单体纯净培养物.The axenic culture of rusts has been achieved on various defined media.这为霉菌的生长提供良好的培养基.It provides a good medium for growth of molds.马铃薯对许多细菌是一种良好的培养基.The potato is a good nutrient medium for many...
溶源性细胞与敏感细胞还有两点重要区别.Lysogenic cells differ from sensitive cell in two other important respects.溶源性是噬菌体和寄生染色体之间的半永久联合.Lysogeny is a semi - permanent association between the phage and host chromosomes....
He surrounds himself with attractive, intelligent, or well-known people.他混迹于有魅力、有学问或有名气的人当中。The entire team enjoyed hot showers in the spacious surrounds of a new, modern village hall.全队都在新建的现代化村会所的宽敞洗浴间享受了热水淋浴。Cushion -...
老赌场的门口,那里是轮盘赌和玩二十一点纸牌的地方.The entrance to the old Casino with Roulette and Black Jack tables.玩纸牌的时候他赢了我5美元.He won $ 5 from me at cards.发纸牌的人发给我们每人五张牌.The dealer gave each of us five cards....
移动代理能够自主地在异构的网络间迁移.Mobile agent can migrate autonomously among the heterogeneous networks.实现了多个异构的CAD系统与有限元自动建模系统的连接.The connection between dual kinds of heterogeneous CAD systems and the FEA auto - modeling system was r...