Either way, the angular diameter of the Moon is always about 0.5 degrees.

不管怎样，月亮的视直径总是在0.5度左右。

We have not found any changes of observed values of the angular diameter with time in this period.

在这一观测周期中，我们没有发现角直径随时间变化的现象。

From knowing the diameter of the Earth's orbit and the apparent angular movement of the star, we can calculate the distance to it.

在知道了地球轨道的直径和恒星变化的角度，我们就能计算出它的距离。

The stone cage nets (mesh) angular network metal wire weaving (six mesh) made of metal cages, the line diameter is according to the size of the hexagonal and not the same.

石笼网(格宾网)是金属线材织造的角形网(六角网)制成的网箱，运用的金属线径是根据六角形的巨细而不一样。

Design calculating method of grooved raceway diameter of angular contact ball boring is introduced, and the related calculating formula is given.

介绍了角接触球轴承沟道直径的设计计算方法，并给出了相关的计算式。