化学沉积岩简称“化学岩”。通常将沉积岩划分为碎屑沉积岩、化学沉积岩和生物沉积岩。
chemical sedimentary rock 工程地质及勘察化学沉积岩; 化沉岩; 化学沉积岩 organic chemical sedimentary rock 有机化学沉积岩 ..
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化学沉积岩可以是由溶液直接沉淀的物质形成，也可是由植物或动物活动分泌物质而形成。
Chemical rocks are formed from materials either directly precipitated from solution or secreted by the activities of plants or animals.
在塔里木盆地沉积岩时间序列化学数据的应用实例中，解决了石油井下地层预测和归类问题。
While applying the method to the time series data of sedimentary rock in Talimu basin, the prediction and classification of layer in petroleum well have got solution.
结果显示，紫色沉积岩发育的土壤，在一定程度上继承了母岩的特点，化学风化作用微弱。
The results show that the soils have, in varying degree inherited some properties of purple sedimentary rocks for their very weak chemical weathering.
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