ball spinning

常見例句

I could see the ball spinning as it came towards me.
當(dāng)那球飛來時(shí)我可以看到球在旋轉(zhuǎn)。
As a successively and locally plastic deformation process, ball spinning is applied for the purpose of manufacturing thin-walled tubular parts of aluminum alloy.
作為一種連續(xù)局部塑性成形工藝，滾珠旋壓被應(yīng)用于制造鋁合金薄壁筒形件。
The basic principle with respect to ball spinning is introduced, and based on plastic mechanics, the influence of mechanical parameters on formability of spun parts is analyzed.
介紹了滾珠旋壓的基本原理，以塑性力學(xué)為基礎(chǔ)，分析力學(xué)參數(shù)對(duì)旋壓件成形性的影響。

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，做一些無傷大雅的事情，拉下一個(gè)菜單，點(diǎn)擊一個(gè)按鈕，你沒有做任何錯(cuò)誤的事情,突然間有東西開始一直運(yùn)行,或者一個(gè)沙灘上的小球旋轉(zhuǎn),或滴漏或是別的什么。
哈佛公開課 - 計(jì)算機(jī)科學(xué)課程節(jié)選