angle of divergence meaning in Chinese

发散角
发射角
偏离角

4 the half angle of divergence ah should not exceed 9 , the tenth angle of divergence az should not exceed 14
光线强度的半衰减角应不超过9 ，光线强度1 / 10衰减解应不超过14 。
After the focal plane , the focused hollow beam propagated according to a constant angle of divergence , the dss become larger , and the intensity become weaker
经过焦点后，这一聚焦中空光束将以一定的角度发散，它的dss会变得越来越大，光强度变得越来越弱。
The 2 stroke book says because of testing , an 8 degree angle of divergence for the diffuser cone connected to the lead in pipe is the minimum angle to start with and 20 degrees for the compression cone at the other end of the pipe is a good starting point
二行程手册测试,一个八度的渐缩圆锥反射角,连接导入气管通道,是一个极小的开始角度,以及20度的压缩圆锥在气管的另一结束端,是一个好的开始