Ball-bearings的意思|示意

Here you see the speed, and here you see the radius in meters of the ball bearings.

这里是速度，这里是滚珠的半径。

All my childhood, discarded imperfect ball bearings rolled down the hill into our yard.

在我的童年时代里，经常有不合格的轴承被丢出来，顺着山坡滚到我们院子里。

These steel ball bearings have a density of about 7,800 kilograms per cubic meter.

这些钢珠的密度是，每立方米7800千克。

I'm going to do a demonstration and some measurements with ball bearings, - which have very precise radii — - very well known — which I'm going to drop into syrup.

下面我要用这些小球，做演示和示范，有明确的半径-，非常明确-，我要把它们丢掉糖浆里。

Chan realized he could solve the problem by imagining his cylinder full of ball bearings as a stack of disks, with a single layer of ball bearings on each disk.

陈和奎认为他能够解决这个问题，他设想将一层球形物摆到一个碟子上，然后将碟子堆积起来，圆柱体就装满了球形物。

FAG single row angular contact ball bearings of series 72b and 73b have a contact Angle of 40. They can therefore accomodate high axial loads.

FAG单列角接触球轴承72b和73 B系列有一个40度的接触角，因此它们能够提供较高的径向载荷。