statistical mass的意思|示意

Both of the observed radial velocity and separation being projective values, in order to determine the mass of binary galaxies the average projection factor may be derived by a statistical method.

双重星系或天体系统，用动力学方法测定其质量时，观测到的视向速度和距离间距，都是各自值的投影值，可用统计方法，求出一个关于它们的平均投影因子。

The influences of chemistry on the mass, morphology, components and darkness of the phosphating film were discussed by statistical experiment.

通过统计试验讨论了化学成分对磷化膜质量、表面形貌、组分的影响及膜层质量对其暗度的影响。

From a statistical point of view, the vibration of 70 ~ 80% is due to the cause of the rotor mass distribution.

从统计学来看，振动的70 ~ 80%是由于转子质量分布的原因引起的。