Samples recovered from the expedition revealed important differences in chemical composition and fossil distribution among the sediment layers.
探险队采集的样品揭示了沉积物层之间化学成分及化石分布上的重大差异。
Air diffusion can impact the pollutant distribution in atmosphere, and so do some non-diffusion aspects such as dry sediment, wet sediment and chemical translation.
污染物在大气中被稀释扩散时,还会发生干沉积、湿沉积和化学转化过程,所有这些都会影响污染物在大气中的分布。
The distribution characteristics of HCB discharged from a chemical plant in water, sediment, soil and plant sample was studied.
研究了某化工厂排放的六氯苯在水体、沉积物、土壤和植物中的分布情况。
Phosphorus exchange processes between the sediment and water are directly associated with the physical and chemical characteristics of the sediment itself.
沉积物-水界面的磷交换过程与沉积物本身的物理化学特征直接相关。
The advantages and disadvantages of the catalysts prepared by rapid quenching method, chemical sediment method, and chemical reduction impregnation method were discussed.
阐述了淬冷法、化学沉积法、 化学还原浸渍法制备的非晶态合金催化剂的优缺点。
The earliest evidence for terrestrial life is the organic chemical structure of a rock found on the surface in Greenland. The surface was thought to be from an ancient sea floor sediment.
地下生物的最早证据是在格陵兰岛地表发现的有机化学结构的岩石,被认为来自古代的海底沉积物。
To solve this problem is to dissolve sediment, according to chemical principles is to increase the solvent, heating, stirring, vibration.
要解决这样的问题、就是要溶化沉积物,按照化学原理就是要增加溶剂、加热、搅拌、震动。
The result of the laboratory analysis of the lacustrine chemical sediment samples from Dongdagou in the Datong Basin shows that the chemical matter is a hydromagnesite.
大同盆地东大沟湖成化学沉积物样品的实验室分析结果表明,该化学物质是水菱镁矿。
In this thesis, we study the chemical element content change in suspension, solution and sediment state when in low, high and normal flow season.
研究化学元素在枯、丰、平三个水季悬浮态、可溶态、沉积态的含量变化。
This research is about Precipitation simulation based on particle system, research point is the simulation of the chemical reaction which product sediment in liquid solution.
本次研究是采用粒子系统对沉淀现象进行模拟,研究重点是对液体中产生化学反应生成沉淀现象的模拟。
The monitoring results of bottom quality showed that the (chemical) elements in sediment before and after explosion have no difference.
水质和沉积物监测表明,震前和震后无明显差异。
The pelitic mineralogy of the magnetite gneiss and presence of detrital zircon demonstrate that the protoliths were not a pure chemical sediment.
磁铁矿片麻岩的泥质矿物特征和碎屑锆石的存在表明,原岩不是一个纯化学沉积体。
Flocculation and deflocculation of fine sediment play an important role in soil structural stability, agro-chemical compounds movement and eroded sediment transport.
细颗粒泥沙的絮凝-分散对土壤结构的稳定性,土壤中农用化合物的迁移以及侵蚀泥沙的输移、沉积有重要作用。
The chemical composition, microstructure and phase ingredient of the sediment in the sub-header of WGZ410/9.8-15 boiler are measured.
对WGZ410/9.8 15锅炉下联箱的沉积块状物的化学成分、显微组织和物相组成进行了检测。
Can also be used as chemical and pharmaceutical industries with sediment suction fluid slag material and corrosive liquids.
也可作为化工,医药等行业抽吸含有泥砂渣物的流体和有腐蚀性液体。
Can also be used as chemical and pharmaceutical industries with sediment suction fluid slag material and corrosive liquids.
也可作为化工,医药等行业抽吸含有泥砂渣物的流体和有腐蚀性液体。
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