单词	管形线圈--空心线圈
释义	管形线圈；空心线圈tubular coil
随便看	pressure vacuum relief valve pressure-vacuum valve pressure valve pressure, vapor pressure--vapour pressure variation pressure variation-- pressure changes--barometric changes pressure variograph pressure variometer pressure velocity pressure, velocity pressure; velocity pressure velocity compounded turbine pressure velocity compound turbine pressure ventilation pressure vessel pressure vessel--pressure container pressure vessel reactor pressure vessel steel pressure viscosimeter pressure viscosity pressure viscosity coefficient pressure-void ratio curve pressure volume diagram pressure-volume diagram