词汇	working priciple
释义	working priciple 工作原理
随便看	water supply treatment Water supply treats water-supply tube water supply tube material water-supply tube net water-supply tubes water supply tubes and pipes water supply tunnel water-supply tunnel water supply valve water supply volume water-supply volume water supply volume, water consumption water supply way water supply ways water supply well water supply with constant pressure water supply without negative pressure water supply with pipe network water supply works water-supply works Water Supply Workshop Water supply zone water-supported belt conveyor water-supporting deck