常見例句雙語例句By using the relation between unlimited rotation and angular momentum, this article derives the commutation relation of angular momentum operators.本文利用無窮小旋轉與角動量之間的關系來推導角動量算符的對易關系。Based on electrical circuit theory, the formulation of the relation between mutual admittance and converter commutation voltage of the multi-infeed HVDC system was given.基于電路基本理論知識，推導出多饋入交、直流并聯(lián)的高壓直流輸電系統(tǒng)耦合導納和換相電壓關系表達式。 返回 commutation relation