That is a circle of radius 1. That's the unit circle.
是一个半径为1的圆，那是单位圆。
If you want, let's say that we take the unit of length to be the radius of our wheel.
如果你愿意，也可以认为，车轮的半径是一个单位长度。
So, take the length unit to be equal to the radius.
也就是说，单位长度等于半径。
This paper introduces the light intensity data collection system of a microprocessor set, with a Z-80 microprocessor as its main unit, in the radius measurement of laser microbeams.
本文介绍了一台以Z- 80微处理机为主机的光强数据采集系统，并将它用于激光微光束的半径测量。
The particle radius unit, the micron, is especially common and useful.
粒子半径的单位是微米，微米这个单位尤其普通和有用。
One astronomical unit is equal to the average radius of the Earth's orBit, aBout 93, 000, 000 miles.
一个天文单位等于地球轨道的平均半径，大约是93，000，000英里。
By the calculation it is found that the decreasing radius is all the same for different particle radius at per unit time when the spherical sample particle is evaporated.
本文在计算恒温下蒸发球形试样粒子时，发现每单位时间蒸发缩小的半径相等。
The evaluation method of channel unit hydraulics performance by ratio of burble radius to span is presented.
提出了利用漩跨比对流道单元水力学性能进行评估的方法。
Supply Units also have an enhanced effect, they will effectively move the unit closer to the supply point based on the supply radius.
补给单位同样有了加强效果，他们可以有效的将补给范围的单位拉得里补给点更近。
If a unit is underneath a force field, when it exits the force field's radius, it will not be able to pass through the force field again until it dissipates.
如果一个单位在力场里，当他离开力场的范围，它在力场消失之间就不能再次通过了。
If a unit is underneath a force field, when it exits the force field's radius, it will not be able to pass through the force field again until it dissipates.
如果一个单位在力场里，当他离开力场的范围，它在力场消失之间就不能再次通过了。
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