探讨了一种三支承导轨跨距的优化计算方法.The span of the three - brace guiding rail is optionally calculated.各自的跨距拥有十二个手指宽度.Each span has twelve finger - breadths.并研究了三种失稳与砌体梁的跨距 、 高度及其承受载荷的关系.Their relationships between instability of stack...
The Sahara Desert is arid.撒哈拉沙漠非常干燥.A petroglyph emerges from the Sahara Desert.这是撒哈拉大沙漠里的一块岩石画。The Sahara Desert is a natural barrier between North and Central Africa.撒哈拉沙漠是北非与中非之间的天然屏障....
He asked in his Germanic English if I was enjoying France.他操着一口带有德国腔的英语问我在法国玩得是否愉快。She had an almost Germanic regard for order.她简直像德国人一样讲究条理。English derives in the main from the common Germanic stock.英语主要源于日耳曼语系....
The feeding of dairy cows has undergone a revolution.乳牛的喂养方法发生了巨大的改变。They eat a lot of meats and dairy foods, along with a lot of miscellaneous items that don't fall into any group.他们吃了大量的肉和奶制品，还有许多不知道该归为什么类别的杂七杂八的东...