Compared with the triangle method, the new way has the traits of visualizing, intuition, easy understanding, swift and nicety to determine the power currents and its direction of the planet gear box.

• 与三角形分析法比较，该方法具有形象、直观、易于理解的特点，能够迅速、准确地确定行星变速箱的功率流大小及流向。