单词	watertight core
释义	watertight core 不透水心墙
随便看	output plane output polarity output polarization output port output potential output potentiometer output power output power at the draw-bar output power at wheel rim output power control output power density output power (for wtgs) output power measurement output power meter output-power meter output power of generator output power of impeller output power of motor output power of runner output power of sound output power of sound transmitter output power of storage pump output power of the TV transmitter output power of turbine output power of vision transmitter bdjj bdjs bdjx bdjz bdkh bdkj bdlf bdlly bdls bdqs 按据按捺按揭按摩按数查收按日按时按月按期按杀