Rockery is divided into three kinds, really stone rockery, water claystone rockery and GPC plastic rockery stone.
假山目前分为三种，真石假山，水泥塑石假山以及GPC塑石假山。
2
The research results show that the claystone is a type of normal sedimentary genesis and is good in quality to develop and utilize for industry.
研究结果表明，该蒙脱石粘土岩系正常搬运沉积成生类型，具有开发利用价值。
3
The indirect heat transfer dryer made by our company is mainly used in building materials, metallurgy, cement plant for drying of limestone slag, coal powder, slag, claystone.