primary internal force

• 初始内力

primary internal force的用法和样例：

例句

1. The method can also lead to a much more reasonable structure by readjusting the internal force distribution of the dome.
   同时，此种方法还有利于重新调整结构的内力分布，使结构整体受力合理。
2. In this case, an internal muscular force is exerted within the man away from the wall.
   在这种情况下，肌肉内力在人体中作用，使人远离墙壁。