First, an empirical relationship formula between the effective porosity and total porosity of cement paste is given based on the experimental results of concrete.
首先,根据混凝土的试验结果给出了水泥石有效孔隙率与总孔隙率关系的经验公式。
This paper deals with a new bypass free dry cement producing formula of materials with high sulfur_alkali ratio which has had effect on the clinker formation and roast.
研究了新型干法水泥生产不采用旁路放风而使用高硫碱比物料的工艺配方。
The basic formula of highly permeable micro-cement has been determined through a series of experiments. Field operation in well Jin102 in Sichuan Jinhua is successful.
通过一系列实验确定了高渗透水泥段塞微细水泥的基础配方,在四川金华地区的金102井进行现场施工,取得了成功。
This paper presents a formula for evaluating the initial pore pressure generated during the formation of cement-clay pile and describes an analytic method to calculate the pore pressure in ground.
本文在对水泥土桩成桩过程分析的基础上,提出了成桩扰动引起的桩周土体中孔隙水压力的计算公式。
The basic carbonation formula and prediction of carbonation of lime sand concrete are similar to those of ordinary cement concrete.
灰砂硅酸盐混凝土碳化的基本方程及预测方法与普通水泥混凝土相似。
The cut strength of cement soil pile composite foundation is calculated using the area ratio formula.
采用面积比的公式计算了粉喷桩复合地基的抗剪强度。
Through the regression analysis of the experimental data of different cement proportion, we get a regression formula of unconfined compression strength of vegetation concrete.
通过对不同水泥掺入比的试验数据的回归分析,得出了植被混凝土无侧限抗压强度的回归公式。
A new formula was proposed to simulate the hydration heat of cement in concrete. The model takes the influence of temperature and concentration of reactant into account.
提出了考虑温度和化学反应物浓度影响的混凝土水泥水化反应放热模型。
The reliability of strength according to the wave velocity is analyzed, a formula about wave velocity and strength of soil-cement is given.
分析了用纵波波速和横波波速反推强度及灰土比的可靠性大小,并提出了水泥土波速和强度及灰土比的关系式。
The calculating formula of optimum yield point of cement slurry in cementing has been deduced upon fluid mechanics, which can be taken as the theoretical basis of cementing calculation in oilfield.
然后应用流体力学理论,推导出最优水泥浆动切力的计算公式,为现场注水泥作业提供了理论依据。
Through the unconfined compression test and triaxial rigidity test without drain, the authors studied the properties and influence of different formula for the clay-cement grout.
通过对不同配比的粘土-水泥浆液结石体的室内无侧限抗压强度试验以及三轴固结不排水试验,揭示了各因素对粘土-水泥浆液结石体性质的影响。
The basic carbonation formula and prediction of carbonation of lime sand concrete are similar to those of ordinary cement...
灰砂硅酸盐混凝土碳化的基本方程及预测方法与普通水泥混凝土相似。
The present invention discloses a technological process for production of cement by using shale and its formula.
本发明公开一种用页岩生产水泥的工艺及配方。
A new concept called "liquid water-cement ratio" and its formula are advanced, which can be used to evaluate liquid water amount in the concrete mixed with antifreezer at negative temperature.
在预拌混凝土的生产中混凝土的凝结时间是一项重要的技术指标 ,本文试图讨论用水量、水灰比、粉煤灰和外加剂等因素对混凝土凝结时间的影响。
A new concept called "liquid water-cement ratio" and its formula are advanced, which can be used to evaluate liquid water amount in the concrete mixed with antifreezer at negative temperature.
在预拌混凝土的生产中混凝土的凝结时间是一项重要的技术指标 ,本文试图讨论用水量、水灰比、粉煤灰和外加剂等因素对混凝土凝结时间的影响。
应用推荐