词汇	未知数消去法
释义	未知数消去法 elimination of unknowns
随便看	water supply standard water supply stand pipe water supply station water-supply station Water-supply station Water-supply steel pipe water supply strategy water supply structure water supply subarea water supply suction water supply system water-supply system water supply system dispatch water supply system for hydrant water supply system for process purpose water supply system for pumps water-supply system of constant pressure water supply system of hydropower station water supply system of nuclear power plant water supply systems water-supply systems water supply systerm water supply tank water supply technique water supply temperature