带载启动 meaning in English

starting under load
starting with load

4 、 on the basis of analyse of a quasi - static meshing simulation in a meshing period , a dynamic meshing simulation in the case of definite torque and rotary speed are carried out in a meshing period . the numerical results which indicating the variety of the contact status , the contact stress , the bending stress in the location of teeth root and the torque and rotary speed of gear pair vs the different meshing position are presented
4 、在对螺旋锥齿轮准静态啮合进行仿真分析的基础上,进行了螺旋锥齿轮动态瞬态啮合仿真分析,重点分析带载启动时出现的冲击现象,得出了齿轮的接触状态、接触应力、齿根弯曲应力及主从动齿轮的扭矩、转速和加速度随啮合位置变化的规律。