单词	参数式
释义	参数式parametric equation（of a line）
随便看	telephone echo cancellation telephone equipment telephone exchange telephone exchanger telephone exchanges telephone extension telephone frequency telephone hand set telephone handset telephone harmonic factor telephone harmonic factor test for generator voltage telephone helpline telephone hook telephone hybird coil telephone in telephone induction coil telephone influence factor telephone information briefing service telephone information briefing service (tibs) telephone instruction telephone interface unit telephone interference telephone interview telephone interview survey telephone jack