1.
The calcareous and siliceous rock deposits of springs, lakes, or ground water.
泉华泉、湖或地下水中的石灰质和硅质岩石沉积物
2.
Sedimentary and Metamorphic Petrology
沉积岩岩石学与变质岩岩石学
3.
sedimentary rocks,eg sandstone,limestone,slate
沉积岩（如砂岩、石灰岩、板岩）.
4.
The process of chemical and physical change in deposited sediment during its conversion to rock.
成岩作用在岩石转化过程中沉积物发生化学和物理变化的过程
5.
a kind of sedimentary rock resembling limestone but consisting almost entirely of the mineral dolomite.
一种类似石灰石的沉积岩，但几乎全部由矿物白云石构成。
6.
Calcareous sediments accumulated on a sea floor and eventually were compacted and cemented to form limestone.
钙质沉积物堆积在海底，最后压紧并胶结形成石灰岩。
7.
organically formed sedimentart rock
生物作用形成的沉积岩
8.
nitrate-bearing rock or gravel of the sodium nitrate deposits of Chile and Peru.
智利和秘鲁的硝酸钠沉积物中含硝酸盐的岩石或砾石。
9.
a deposit of valuable ore occurring within definite boundaries separating it from surrounding rocks.
一种有用的矿石沉积物，拥有明确的与周围岩石的分界线。
10.
Loose sediments may be changed into solid sedimentary rocks.
松散的沉积物可以变成坚硬的沉积岩。
11.
Sedimentary rock covering older crystalline layers.
沉淀岩覆在旧的水晶状层之上的沉积岩石
12.
A magnesia-rich sedimentary rock resembling limestone.
白云灰岩一种似石炭岩，富含氧化镁的沉积岩
13.
Rocks now seen on the island of Ping Chau represent sediments laid down in a lake on the edge of a desert.
现时在平洲所见的岩石，是当时沙漠边缘一个湖泊中的沉积物。
14.
a deposit of clay and disintegrating rock that is found in its original place.
泥土和被分解的岩石的沉积物，停留在其原始位置。
15.
hydrothermal subvolcanic related U, Mo, Au, Cu, Co, Pb, Zn, and As mineralization;
在伴随岩石和河流沉积物中Cu，Au，Mo，As，pb和Zn的含量较高。
16.
More than 99 % of pores and cavities in rock or sediments below the water table are filled with water .
在潜水面之下的岩石和沉积物中99％的空隙和洞穴都充填着水，
17.
By about16 million years ago in the rock record, the red and white sediments disappear.
到了1600万年前，岩石记录中的红色及白色沉积物消失。
18.
THE SEDIMENTARY STRUCTURES AND THE FACIES MODEL OF THE LATE PLEISTOCENE EOLIAN BIOCALCARENITES IN SHIDAO ISLAND OF XISHA ARCHIPELAGO
西沙石岛晚更新世风成生物砂屑灰岩的沉积构造和相模式