At the end of the 18th and the beginning of the 19th century,the modern Portland cement concrete was developed following the hydraulic lime s improvement.
现代波特兰水泥是在18世纪末19世纪初随着水硬性石灰的发展而发展起来的。
The hydration and setting of Portland cement PZ35F in the presence of sucrose were studied in terms of the measurement of chemically bond water,Ca(OH)_2,AFt and observations on the fracture surface of cement paste.
通过测定化学结合水、Ｃａ（ＯＨ）２和ＡＦｔ生成量及观察浆体断面形貌，分别研究了同掺和后掺蔗糖对德国波特兰水泥ＰＺ３５Ｆ水化和凝结的影响，并探讨了蔗糖的调凝机理。
Based on the change of resistivity during hydration the induction period of Portland cement hydration was studied.
用电学方法研究了波特兰水泥的水化诱导期。
The best particle size gradation of Portland cement and its added cementitious materials suitable for preparation of high performance concrete;
适于配制高性能混凝土的硅酸盐水泥及其胶凝材料的最佳颗粒级配
Effect of nano-SiO_2 on heat of hydration of Portland cement;
纳米SiO_2对硅酸盐水泥水化放热特性的影响
Effects of WH-Ⅱ super set retarding agent on the heat of hydration and other behavior of Portland cement;
WH-Ⅱ型超缓凝剂对硅酸盐水泥水化热及其它性能的影响
Study on salt gypsum as additive of silicate cement;
盐石膏作硅酸盐水泥添加剂的研究
Sand prevention system of high permeable silicate cement;
高渗透硅酸盐水泥防砂体系
The analysis on technique data of silicate cement
对硅酸盐水泥技术指标的几点分析
White's South African Portland Cement Company, Ltd.
怀特南非波特兰水泥有限公司
testing method for fineness of portland cement by air permeability apparatus
波特兰水泥粒度试验-空气渗透设备法
These are the main Portland cements, but variations of them are mentioned in the article on concrete additives.
这些就是主要的波特兰水泥，在“混凝土外加剂”课文中还提到了其他品种的波特兰水泥。
Simulation of Influence of Cement Particle Size Distribution on Portland Cement Properties
波特兰水泥粒度分布对水泥性能影响规律的模拟研究
We are seeking portland cement please sent price list.
我们正寻求波特兰水泥，请寄来价格清单。
Able to set and harden under water, as Portland cement.
在水中变硬的能在水下定型并变硬的，如波特兰水泥
Research on Leaching Characteristics of Heavy Metals in Stabilization/Solidification of Grate Fly Ash with Ordinary Portland Cement;
波特兰水泥固定炉排炉飞灰重金属渗滤特性的试验研究
Of the various Portland cements, the following varieties are now generally available from the makers in industrialized countries.
在各种波特兰水泥中，工业化国家的生产厂目前一般供应下列品种。
Hydro-stone consisted of a mixture of gravel, crushed stone, sand, and Portland cement molded under pressure.
是波特兰水泥（即普通水泥），碎石和沙土的混合物在压力下形成的一种石料。
The holes of anchor bolts will be grouted with normal (Portland ,non-shrinkage) cement mortar.
这些地脚螺孔将灌入普通（波特兰，无收缩）水泥砂浆。
Microwave Radiation Research on Dewater Characteristics of Municipal Sewage Sludge
基于微波辐射研究城市污水污泥脱水特性
EFFECT OF THE FREQUENCY OF ACOUSTIC CEMENT BOND LOGGING TOOL ON THE ACOUSTIC CHARACTERISTICS OF CEMENT STONE
声波水泥胶结测井仪器频率对水泥石声学特性的影响
Study on Production of Bio-Oils from Sewage Sludge by Microwave Assisted High Temperature Pyrolysis;
城市污水污泥微波高温热解油类产物特性研究
Influence of high-iron fly ash on Absorption property of cement based materials
高铁粉煤灰对水泥基材料吸波特性的影响
Characteristic of Sludge Thermal Hydrolysis Using Microwave Heating with Alkali Addition
碱辅助条件下的污泥微波热水解特性研究
Study of Debris Flows in the Boluo Hydropower Station Drainage Basin
波罗水电站库区泥石流发育分布特征研究
Adsorptive Behavior of Surfactants on Surface of Portland Cement
表面活性剂在卜特兰水泥表面上的吸附行为(英文)
corrugated asbestos cement sheet roofing
石棉水泥波形瓦屋面