| 释义 |
commutationcommutation[ˌkɔmju(:)ˈteiʃən]n.1.■换算， 变［转、交］换；【数】对易2.■减刑； 抵偿； 抵偿金3.■【电】整流， 换向， 转接4.■［美］长期来往车［机］票， 月（季）票The prisoner obtained a commutation of his sentence from death to life imprisonment.这个囚犯得到减刑， 由死刑改判无期徒刑。
特殊用法canonical commutation1.■典型交换compulsory commutation1.■强制解除forced commutation1.■强制换向generator commutation1.■发电机整流［换向］linear commutation1.■直线性换向over commutation1.■过整流resistance commutation1.■电阻换向sparkless commutation1.■无电花整流straight-line commutation1.■直线整流super commutation1.■超换［转］接thyratron commutation1.■闸流管整流voltage commutation1.■电压换向commutation of annuities1.■年金折偿commutation of accrued annual leave1.■积存事假的折付 |