This article introduces the composition of silicified G-grade oil-well cement, discusses the strength-degeneration mechanism of silicified G-grade oil-well cement at high-temperature and the mechanism of its silicification reaction and summaries the application of silicified G-grade oil-well cement at two deep-wells in Tu-ha olfield.
介绍了硅化G级水泥的组成,论述了G级水泥高温强度退化机理和硅化G级水泥硅化反应机理,并简述了硅化G级水泥在吐哈油田两口深井中的应用情况。
Classification of flood grades in mainstream of Jialing River;
嘉陵江干流洪水等级的划分探讨
Three classification methods of flood grade;
洪水等级的三种划分方法
The diversity of flood elements and complexity of flood are analyzed Two methods for classifying flood grades by flood recurrenceinterval or peak discharge of standard area are put forward in this paper And, the flood grades of the Yangtze River drainage basin in 1998 are analyzed
分析了洪水要素的多样性和洪水的复杂性,提出了利用洪水重现期划分洪水安全度等级和利用标准面积洪峰流量划分洪峰标准等级的两种方法,并对1998年长江流域的洪水等级进行了简要分析。
Chemical Mechanism Study of the Effect of Chloride Ions on the Hydration of Class G Cement
氯离子对G级水泥水化影响的化学机理研究
The Law's Research of Hydration of Class G Oil Well Cement under High Temperature;
高温下G级油井水泥的水化规律研究
Hydration, Hardening and Compressive Strength of Class G Oil Well Cemnet under High Temperature;
高温下G级油井水泥的水化硬化与强度
Properties of PB-g-PS Latex-Modified Cement Mortars
PB-g-PS胶乳改性水泥砂浆的性能
Properties of Rice Hull Particles-Cement Composites Modified by CMC-g-PMMA
CMC-g-PMMA改性稻壳碎料-水泥复合材料的性能
Energy consumption grading of cement plant
GB/T16780-1997水泥企业能耗等级定额
Sludge liquor is recirculated in the secondary system.
污泥水回流到二级处理系统。
The Construction and Quality Control of Cement Stabilized Graded Broken Stone
水泥稳定级配碎石的施工及质量控制
Study on permeability of cement-classed tailings filling material
水泥-分级尾砂充填材料渗透性能研究
Research on Cement Concrete Road Upgrading and Reconstruction of Shenyang-Dandong First-Class Road
沈丹一级公路水泥混凝土路面升级改造研究
hydraulic cement [mortar]
水硬水泥 [灰泥]
Research on Reasonalbe Cement Slurry Consistency of Cement Stablized Graded Crushed Stone Permeable Base;
水泥稳定级配碎石排水基层胶浆合理稠度研究
Dynamic Analysis of Mutistage Gear Transmission System of Large Cement Equipment;
大型水泥设备多级齿轮传动系统动力学分析
Research of Cement Granules' Appearances and Their Matches in Industry;
水泥颗粒形貌级配在生产中的应用研究
The Research of Fly Ash Applied on Highway Concrete Pavement;
粉煤灰在高等级公路水泥砼路面中的应用研究
The Dynamic Performance of Subgrade Bed Structure Builded of the Cement Stabilized Graded Aggregate;
水泥稳定级配碎石基床结构的动力特性分析
Quality Control of Cement Stabilized Macadam Base in High Standard Pavement Construction;
浅析高等级公路水泥碎石基层施工质量控制
2000T/D NSP CEMENT PRODUCTION LINE ON THE HIGH-ALTITUDE ROOF OF THE WORLD
世界屋脊高海拔2000t/d级新型干法水泥生产线