在高压条件下，通过曲柄连杆机构的变速运动实现钻井泵动力的传递。
Through the crank link system in high-pressured condition of variable speed movement with drilling pump power transfer.
磁气圈和电离层之间的能量传递可以靠磁场的变化产生的强大的推动力，而不一定要依赖于行星际磁场方向。
Convection in the magnetosphere and ionosphere can be strongly driven by these fluctuations, independent of the direction of the interplanetary magnetic field.
这一方向的转变会将角动力(angular momentum)传递到域壁(the domain wall)上，推动域沿着电流的方向移动。
That flip transfers angular momentum to the domain wall, pushing it along in the direction of the current.
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