短語詞組短語moment t of momentum 角動量specific moment of momentum 比矩moment of momentum theorem 動量矩定理angular moment of momentum 角動量electromagnetic moment of momentum 電磁角動量moment of momentum operator 角動量算符principle of moment of momentum 角動量原理law of moment of momentum [力]動量矩定律;動量矩守恒定律;瞬間動量定律theorem of moment of momentum [力]動量矩定理 返回 moment of momentum