1·But a new hydrate mineral has now entered the picture: hydrated silica, commonly known as opal.
但是，现在一种新的水合矿物进入了视野：水合二氧化硅，俗称蛋白石。
2·The experimental results show:1) the silica in carbonized rice husk takes generally the form of hydrated silica.
结果表明：在本工艺条件下，炭化稻壳中的二氧化硅以无定形水合二氧化硅结构存在；