物理公式计算赛车的名次简介：Under Qi Ning's strict and almost crazy supervision, within six days, the gunpowder factory had a completely new look. All the craftsmen were cautious, and no one dared to cover up.
Under Qi Ning's strict and almost crazy supervision, within six days, the gunpowder factory had a completely new look. All the craftsmen were cautious, and no one dared to cover up.
