| 1. | Burial diagenesis causes a progressive transformation of smectites, the end-products being dependent on ph and pore water chemistry . 埋藏成岩作用可使蒙脱石进一步转化,最终产物决定于PH值及孔隙水的化学性质。 |
| 2. | Regulations for implementing the legal units of measure in power plant water chemistry 电厂化学水专业实施法定计量单位的有关规宝 |
| 3. | Water chemistry characteristics and water quality state of shallow groundwater in plain of liaohe river basin 辽河流域平原区浅层地下水水化学特征和水质状况 |
| 4. | Burial diagenesis causes a progressive transformation of smectites , the end - products being dependent on ph and pore water chemistry 埋藏成岩作用可使蒙脱石进一步转化,最终产物决定于ph值及孔隙水的化学性质。 |
| 5. | But these mineral scales act as a trap for lead only as long as they remain insoluble ; a sudden shift in water chemistry can change that 但这些矿物质积垢只有在本身不溶解的状态下,才具有抓住铅的能力;水中化学性质的突然变化,就可能改变这一点。 |
| 6. | Numerous factors may influence the properties and protective nature of calcareous deposits , such as potential / current / time . temperatwe , flow rate , sea water chemistry and metal swface condition 但有些因素如电压电流时间的应用、温度、海水流量、海水化学性质和金属表面情况都会影响这沈积的保护性质。 |
| 7. | Abstract : in this paper , the authors give a description of the seismological research and observation in turkey , including artificial seismic wave observation , water chemistry observation and the earthquake prediction experiment site and so on 文摘:介绍了土耳其的地震研究与观测情况,其中包括:人工地震波观测、水化观测和地震预报实验场等。 |
| 8. | As viewed from the hydrogeochemistry of cretaceous groundwater in the south of baiyu mountain of the ordos basin , the article is focus on the groundwater horizontal distribution and the water chemistry about surface water base - flow 摘要主要从水文地球化学的角度,以鄂尔多斯盆地白于山以南地区白翌系地下水的水化学水平分带和地表水基流水化学特徵为主要依据,结合地质构造格局及岩相古地理条件,分析研究了该区白翌系地下水的补、径、排条件。 |
| 9. | Basing on the above viewpoints , this paper aims at affection that groundwater ' s chemistry component change having on fine - grained soil structures strength , and analyses the connection and cementation between soil granules proceeding with water chemistry function 基于上述观点,本文针对研究因城市建设导致的地下水化学组份变化对粘性土结构强度影响及作用方式的变化,以城市区域地下水的化学作用入手,剖析土颗粒间的连接作用及胶结物作用。 |
| 10. | This paper is carrying out based on the chemical materials of huanhe group of cretaceous system of erdos basin , carrying on relativity analysis about tds and three major anion percentage of meq ( milligram equivalent ) , taking cluster analyses on tds and the three anion percentage of meq , the trend analysis of the percentage of the number of fresh water and the total water with the increases of anion percentage of meq , classifies the new index , divide the groundwater into three kinds according to percentage of meq of three major anion finally defining new groundwater water chemistry : definitely bicarbonate type , relativity bicarbonate type and non - bicarbonate types , point out that the possibilities of fresh water reduce in proper order of these kinds 鄂尔多斯地下水勘查是国家重大的地质调查项目,在地下水水化学研究的几次大型讨论会议上,专家们一致认识到,能不能利用鄂尔多斯盆地地下水勘查项目中的大量地下水水质分析资料,探索出一种新的水化学类型划分方法,对舒卡列夫分类中的25毫克当量百分数的分类界限加以重新考虑,而找出一个与淡水密切相关的x作为分类界限。本文就是以鄂尔多斯自流水盆地白垩系保安群环河组地下水水化学资料为基础而开展相关研究的。 |