您要查找的是不是:
- The microheterogeneity in the sand reservoirs is represented by the pore nat-ure, clay mineral composition and pore throat distribution. 砂岩储层的微观非均质性主要由砂岩孔隙特征、粘土矿物和孔喉分布等表征。
- An anti-sloughing drilling fluid system-PRT is developed, based on the analysis of clay mineral composition, structure, physical and chemical characteristics. 分析了该地区易塌层段的粘土矿物组分、结构特性和物理化学特性以及存在的钻井液技术难题,研究出PRT防塌钻井液体系。
- Sorption of 90 Sr, 137 Cs on the pastes of nwe type materials-rich alumina alkali activated slag clay mineral composite cementitious materials(RAAASCM),alkali activated slag cement(AASC), Portland cement(PC) and slag Portland cement(PS) are studied. 研究了富铝碱矿渣粘土矿物复合胶凝材料、碱矿渣水泥、硅酸盐水泥、矿渣硅酸盐水泥浆体对 90 Sr、137Cs的吸附作用。
- Clay Mineral Composition of Argillite in Yuxian Coal- field and Its Geological Significance 蔚县煤田泥质岩的粘土矿物组成及其地质意义
- Clay Mineral Composition and Surface Electric Characteristics of Quatemary Red Soils with Different AgriculturalUtilization Pattems in Southem Hunan Province 不同农业利用方式下湘南第四纪红壤的粘粒矿物学组成与表面电荷特性
- clay mineral composition 粘土矿物组合
- The humus properties and mineral composition of clay have the distinct features of zonality. 腐殖质性质及矿物组成具有明显的地带性烙印。
- Bentonite is an expandable three-layer clay mineral. 皂土是一种可膨胀的土层粘土矿物。
- The mineral composition of a sample of igneous rock. 火成岩样品的矿物构成
- Then qualitative analysis on the mineral composition, chemical composition and microstructure characteristic and types of the soft clay is given. 运用X射线衍射和扫描电子显微镜技术,对水泥土及水泥-粉煤灰加固软土的微观结构和机理进行分析。
- Keywords Rich alumina alkali activated slag clay mineral composite cementitious materials;Strontium;cesium;Sorption; 富铝碱矿渣粘土矿物复合胶凝材料;锶;铯;吸附作用;
- PROPERTIES OF SIMULATED RADIOACTIVE SLURRY WASTE FORMS SOLIDIFIED WITH HIGH ALUMINA ALKALI-ACTIVATED SLAG CLAY MINERAL COMPOSITE CEMENT 富铝碱矿渣粘土矿物复合胶凝材料基模拟放射性泥浆固化体的性能研究
- The plant absorb mineral composition and other nutuiment from soil. 植物从泥土中吸收矿物质和其他养料。
- The paper carried out research on characteristics of grit with weak expanded clay from mineral composition, grain, dilatability, compaction, permeability and strength. 摘要针对燕山水库弱膨胀黏土质砂砾岩能否作为坝体填料这一问题,从矿物组成、颗粒级配、膨胀性、压实性、渗透性、强度等方面对其工程特性进行了研究。
- The clay cation exchange capacity is affected by 2:1 type Clay mineral content. 粘粒阳离子交换量的高低与2:1型粘土矿物含量的多少相吻合。
- A group of volcanic vents will produce a lava of the same mineral composition. 一群火山口将产生相同矿物成份的熔岩。
- It occurs as an exchangeable base in the clay mineral and organic fractions of soils. 钙是以交换性盐基在粘土矿物及土壤的有机部分出现的。
- They are stabilized through absorption by clay minerals. 它们通过粘土矿物的吸收作用而得到稳定。
- Two basic types of clay minerals are present in most soils. 大多数土壤中出现了两类主要的粘土矿物。
- Among the loess, paleosol and red clay, there are differences in magnetic mineral composition, which strongly indicates the paleoclimate characteristics from the loess, paleosol to the red clay stage. 黄土、古土壤和红粘土磁性矿物组成差异,反映了其形成期不同的古气候特性以及不同气候条件下生物地球化学作用强度的差异。