The presence of fragments of silicified siltstone retains their original bedding.
硅化粉的砂岩碎块保留有原始层面.
词典精选例句
The main rocks are sandstone, mudstone and muddy siltstone or silty mudstone.
岩石类型主要有砂岩 、 泥岩及泥-粉砂过渡岩类.
互联网摘选
Ore-bearing rocks are mainly biogenic limestone, siltstone, and fault breccia.
矿石的岩石类型有:生物灰岩、粉砂岩、断层角砾岩、泥岩等。
互联网摘选
阿图什组以砂岩和粉砂岩为主夹薄层砾岩,为河流相及冲积扇前缘相。岩石类型有碎屑岩和碳酸盐岩,还有膏盐岩,并夹薄层火山碎屑岩。
互联网摘选
- 今日热词
- 热门搜索
