I could see the ball spinning as it came towards me.
当那球飞来时我可以看到球在旋转。
Different technological parameters of ball spinning are simulated.
对不同工艺参数下的滚珠旋压过程进行了模拟。
Therefore, the spinning of thin-walled tube with large thickness reduction can be realized through multi-pass ball spinning.
因此,通过多道次滚珠旋压可实现大减薄量薄壁筒形件的旋压成形。
If you've ever been using some program, you did something completely innocuous, pull something down from a menu, click a button, you didn't do anything wrong and yet all of a sudden the thing just starts hanging there or you get a little spinning beach ball or the hour glass or whatever it is.
如果你之前在用一些程序,做一些无伤大雅的事情,拉下一个菜单,点击一个按钮,你没有做任何错误的事情,突然间有东西开始一直运行,或者一个沙滩上的小球旋转,或滴漏或是别的什么。
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