How to improve cement slurry displacement efficiency and cementing quality are cementing successful key of the well.
如何提高水泥浆顶替效率及固井质量是该井固井成功的关健。
The displacement efficiency was raised through optimizing slurry system, selecting suitable cement additives and adjusting reasonably slurry rheological property.
同时优选水泥浆体系，选择合适的水泥外加剂，合理调整水泥浆流变性，提高了顶替效率。
To make foundation for analyzing the displacement efficiency of whirlflow cement slurry, formulas of whirlflow length and angular velocity are established. The field applications sho…
建立了旋流长度及旋流周向速度的计算公式，为分析旋流段水泥浆顶替效率奠定了基础。
Objective:To summarize and evaluate the efficiency of treatment of giant cell tumor of bone with hyperthermia inactivation and packing with osseous granula and cement.
目的：总结和评价高温灭活、骨粒骨水泥填充骨缺损治疗骨巨细胞瘤的疗效。
It is key problem that ignition experiment of coal are studied to improve the moving condition and combust efficiency of the cement precalciner.
针对水泥分解炉进行系统的煤粉着火实验研究，是提高分解炉燃烧效率，改善运行工况至关重要的问题。
So, improving the cement grinding efficiency and reducing the unit electricity are outstanding problems which has been paid close attention by the cement manufacturing enterprises all the time.
因此，提高水泥粉磨效率，降低单位电耗一直是水泥生产企业关注的突出问题。
Tests indicate that the product of the invention has certain water reducing property and higher water reducing efficiency to cement, and the highest water reducing rate can reach over 20%.
测试表明本发明产品具有一定的减水性能，对水泥减水效率较高，最高减水率可高达20％以上。
How to reduce the energy consumption at the prerequisite of ensuring the dedusting efficiency is a question concerned by many cement plants.
在保证除尘效果的前提下，如何降低能耗，是水泥生产厂所关注的问题。
The results show that composite inhibitors have excellent corrosion inhibition efficiency and won't give bad effect on cement setting time , flexural strength and compressive strength.
结果表明，三元复合缓蚀剂具有良好的缓蚀效果且不会对水泥凝结时间和强度产生不良影响。
Moreover, combined with actual application in the cement enterprises, a brief introduction is made in the essay on the essence, efficiency conception, and implementation of "equipment efficiency..."
并结合在水泥企业中的实际应用，就“设备效益工程”构想的实质、效益概念及其实施等主要内容作了简述。
The invention provides a cement product setting accelerating method which can shorten the initial setting time of the cement product and enhance the production efficiency.
本发明提供一种缩短水泥制品初凝时间，提高生产效率的水泥制品促凝方法。
Serials of naphthalin and tripolycyanamide have low water reducing efficiency, bad flow degree under low water cement ratio and sharp loss of concrete slump.
萘系与三聚氰胺系减水率较低，在低水灰比下流动性较差且坍落度损失较大，不利于商品混凝土的运输和施工。
It is one of the important factors of ensuring the seal quality of cement sheath in a small clearance to raise slurry displacing efficiency in a slim hole.
提高小井眼水泥浆的顶替效率，是保证小间隙水泥环密封质量的重要因素之一。
The use of cement grinding AIDS is considered to be an efficiency method to solve these questions without replacing of equipments.
水泥助磨剂的使用可以在不改变生产设备的情况下，很好的解决这一问题。
Some Russian cement plants made renovations with the least investment aiming at raising production efficiency.
俄罗斯的一些水泥厂以最少的投入进行技改，旨在提高其生产效率。
The wall shear stress caused by cement slurry flowing in the annular space is a key element that affects the displacing efficiency.
水泥浆环空流动的壁面剪应力是影响顶替效率的关键因素。
In this article, We discussed how to use the method of mathematics thought in reinforced cement-structure calculate; to raise design efficiency and make design superior by inducing and summary.
结合实际工作经验，论述了数学思维方法在钢筋混凝土结构计算中的应用，通过归纳和总结，达到提高设计效率、优化设计的目的。
In this article, We discussed how to use the method of mathematics thought in reinforced cement-structure calculate; to raise design efficiency and make design superior by inducing and summary.
结合实际工作经验，论述了数学思维方法在钢筋混凝土结构计算中的应用，通过归纳和总结，达到提高设计效率、优化设计的目的。
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