单词	前流
释义	同Foreflow
随便看	unit tube of flux unit tube of force unit tunnel diode unit type unit type cable unit-type protective-system unitube unit under test unit under test，uut unitunicate unituning unit value unit value index unit variance unit vector unit vector -- vector of unit length unit vector ; vector of unit length unit ventilation unit ventilator unit-- vibration unit; vibration unit voltage unit volume unit volume weight unit vortex tube