中易水倒虹吸工程建筑物所处地层为砂卵层，地下水丰富，渗透系数大。
The invert siphon project in Zhongyishui lies in the sand and gravel layer , with rich groundwater and high seepage coefficient .
六方稀土氧化物在空气中极易水化和碳酸化。
The hexagonal rare earth sesquioxides are easy to be hydrated and carbonated in the air .
中易水