用hydrated silica造句子,“hydrated silica”造句
來源:國語幫 6.81K
a green mineral consisting of hydrated silicate of potassium or iron or magnesium or aluminum; found in greensand.
A translucent mineral of hydrated silica, often used as a gem.
But a new hydrate mineral has now entered the picture: hydrated silica, commonly known as opal.