分析了滚珠丝杠副的原理及结构形式.The rule and the composition of the ball screws were analyzed.给出四方向等载荷型哥德式沟槽直线滚动导轨副的装配关系.Assembly has a great influence on the quality of high precise linear motion rolling guide.在球面连杆机构中, 所有的转动副的轴必在一点上相...
Ever tried. Ever failed. No matter. Try Again. Fail again. Fail better.努力过，失败过，没关系，屡战屡败，屡败屡战，每一次失败都比上一次更好。Sometimes things have to fall apart to make way for better things.有时候要到达谷底，才会慢慢变好。He'd phoned Laura to see if...
你们能获得大笔激励性薪水，还可享受免费膳宿。You get a big salary incentive and free board and lodging too.我为你所做的一切都是免费的，无偿的，你明白吗？What I did for you was free, gratis, you understand?她表兄是美发师，正在免费给她烫发。Her cousin, a hairdresser, was perming her h...
Formerly most of our household utensils were made of brass.以前我们家庭用的器皿多数是用黄铜做的.Some utensils were in a state of decay when they were unearthed.有些器皿在出土时已经残破.Pens and pencils are writing utensils.钢笔和铅笔是书写工具....
The white brothers looked uncomfortable and some of the Harlem brothers belligerent.白人兄弟们似乎不大自在,而哈莱姆区来的兄弟却看上去斗志旺盛的.He had a belligerent aspect.他有种好斗的神色....the belligerent statements from both sides which have led to fear...
They came in by twos and threes.他们三三两两地进来.They lose interest and start drifting away in ones and twos.他们没了兴趣，开始三三两两地走开了。In short, Fives stabilize Twos'emotionality, while Twos warm up Fives'coolness.简单地说, 五号稳定了...