radius vector

1.According to the formation principle of the tritubercular cycloid in this paper, the rotor, whose bore curve is the inner envelope line of the cycloid, is made with the solid radius vector.

根据三尖摆线的形,以摆线的内包络线为子内腔曲线,径实体化后作为转子,子、转子按照系运则形种新型摆线泵。