查询词典 portland cement

By air-hardening period, water-hardening period, strength period, It is simple and clear to sum up that the hydration reaction feature of LFC is different from the portland cement, lime.

目前，已建立生产厂家，在建筑和采矿工程中应用。我国低标号水泥很少，常用高标号的水泥配制砂浆和采矿充填材料，这很不合理。LFC具有吃粉煤灰量大，用途广泛，成本低，性能好等特点。

The effect of sulphoaluminate cement on the performance of Portland cement was studied.

研究了硫铝酸盐水泥熟料对复合硅酸盐水泥性能的影响。

The effect of porous silicon rock powder mixing with ordinary portland cement on properties of cement is studied.

研究了多孔硅质岩矿粉掺入到普通硅酸盐水泥中对水泥性能的影响。

Alite and C4A3S are the main minerals of Portland cement and Alite sulphoaluminate cement.

阿利特和无水硫铝酸钙矿物分别是硅酸盐水泥和硫铝酸盐水泥的主导矿物。

Alite and C4A3 are main minerals of Portland cement and Alite sulphoaluminate cement.

摘 要：阿利特和无水硫铝酸钙矿物分别是硅酸盐水泥和硫铝酸盐水泥的主导矿物。

As the cement includes sulphoaluminate clinker,it will an make important effect to the hydration and hardening of Portland cement when adding sulphoaluminate in clinker,such as accelerating the hydration rate of alite and belite clinker,improving the degree of hydration and the quantity of hydrates,and advancing early strength.

阿利特-硫铝酸盐水泥是一种早强性能优良的新型材料，由于在水泥熟料矿物体系中含有硫铝酸盐矿物，将对以阿利特为主导矿物的硅酸盐水泥的水化硬化产生重要影响：加速硅酸盐熟料水化，加快水化进程，促进水化产物生成量，提高早期强度。

In this paper, by using the research results of rock permeation mechanics, the author set up the hydraulic model of rock fractures firstly. Then, the author analyzed the current research results of rheology of ordinary portland cement and micro-fine cement grouts, and established the rheological model and the relationship of rheological parameters to hydraulic time.

本文首先借鉴岩体渗流力学的研究成果，建立了适合于研究浆液运动的岩体裂隙模型；然后对现有的水泥浆流变性的研究成果进行了综合归纳和分析，确定了浆液的流变模型和流变参数与水化时间的关系式。

The Influences of adding different mineralizers on burnability of Portland cement raw meals, mineral composition and petrographic structure of cement clinker were studied in this paper.

研究了在水泥生料中掺入不同矿化剂对水泥生料的易烧性、硅酸盐水泥熟料矿物形成和岩相结构的影响。

EFFECTS OF MORTAR ADDITIVES 2.1 Portland cement mortar pore sealing In pore sealing one needs to use agglutinating products, water reducers which at the same time should not be washed away by water or do not have any negative effect on cement hydration.

砂浆添加剂的效果 2.1硅酸盐水泥砂浆孔隙密封孔隙密封一个需要使用凝集产品，对水减速的同时不应该被水冲走或不产生任何负面效果影响水泥水化。

Moreover, this kind repairers suitable temperature range is wide, from 0°C to 35° C, and can be used in the whole year. The cement concrete pavement fast repairer has a long time to be used in construction and is easy to operate, so it can be widely used in road construction.This thesis reports the present development situation of Portland cement concrete pavements in Sichuan Province. It focuses on the investigation of pavement conditions in the northern section of Dajian Road, the Chengdu-Longquanyi section of Chengdu-Chongqing Freeway, and Chengdu-Wenjiang-Qionglai Highway.

论文全面总结分析了四川省水泥混凝土路面的发展现状，重点对大件路北段、成渝高速成龙段、成温邛公路三个路段的水泥混凝土路面破损情况进行了调查，分析了主要的破损类型并进而指出了四川省水泥混凝土路面发展中存在的问题。

I'm strongly against the death penalty — it's an eye for an eye.

我不赞成死刑——这是以牙还牙的报复行为。

And to get you the support you need, we're enlisting all elements of our national power: our diplomacy and development, our economic might and our moral suasion, so that you and the rest of our military do not bear the burden of our security alone.

并给你们所须的支援，我们正徵召国家所有各种的力量：我们的外交及发展，我们的经济力量与道德劝说，所以你们与其他军人不须要孤独地负起国家安全的责任。