optical axis verticality

• 光轴垂直度

optical axis verticality的用法和样例：

例句

1. There is uprightness inspection after the primary assemby and the final assembly of the fhree axis of evry machine to ensure tfhe uprightness between evry two axis.
   每一台机器皆经初组装三轴检测，与后组装三轴检测，确保每一台机器的三轴垂直度精确。
2. The greatest lateral force effect in the plane perpendicular to the measuring axis is to be stated.
   作用在与测量轴垂直的平面上的最大侧力作用是一定的。