natural bituminize sandstone的用法和样例：
例句
- It is concluded that the source supply of Silurian asphalt sandstone is mainly from Middle and Lower Cambrian.
通过烃源岩及构造演化史研究认为，塔中志留系沥青砂岩的油源主要为中一下寒武统。 - The characteristics and genesis of Silurian bituminous sandstone in the Tarim Basin are detailedly studied by using the methods of organic petrology and geochemistry.
采用有机岩石学和有机地球化学相结合的方法，详细研究了塔里木盆地志留系沥青砂岩的特征及其成因。
