查询词典 cement

Results show that:(1) X-ray fluorescence spectrometer is the best method to detect total concentration of heavy metals in eco-cement.(2) Solid waste-extraction procedure for toxicity of solid waste is not suitable for cement system.(3) Long-term leaching test can be used to predict the long term leaching characteristic under certain situation.

试验结果表明：(1)荧光光谱法是最优的总量测定方法；(2)目前我国常用的浸出毒性测定方法不适用于水泥体系；(3)长期浸泡方法可用于测定特定条件下重金属的长期浸出性。

Edge collapse, honeycomb and surface voids in the slipform paving cement concrete and shrinkage of hardening concrete used in highways are studied in this paper, which is a part of western traffic project, frost resistance of cement concrete, supported by traffic ministry of China.

本文针对交通部西部交通项目水泥混凝土抗冻融耐久性能研究中高速路面混凝土滑模施工过程中的塌边和麻面以及硬化混凝土收缩等现象展开研究。

Taking the tests of the cement slipform concrete construction in Hai nan province, it discusses the selection of the optimum mixture ratio thus acquiring the amount of cement, sand ratio, gradation type and the use of additive.

通过总结海南省公路水泥混凝土滑模施工配合比试验与实践，探讨水泥砼的最佳配合比，以便确定水泥用量、砂率、级配类型、外加剂用量等指标的合理选用。

We can supply : Grey portland cement for construction 42.5 N/R Grey portland cement grade 42.5 R according to British and SABS standards DIN EN 197-1200 or ASTM C 150

我们可供应：灰色波特兰42.5N/R建筑水泥灰色波特兰42.5 R水泥，符合英国和SABS标准DIN EN 197-1200或美国ASTM C 150标准

Through two index including the expansion and viscosity of the cement paste, the influence of mineral admixture on the rheologic properties of cement paste and the compatibility of the additive have been investigated in this paper.

通过水泥浆体的扩展度和黏度2个指标来研究矿物掺和料对水泥浆体的流变性及与外加剂的相容性的影响。

The ashes from desulfurization could be used as cement adjusting retarders and masonry cement or mortar with high performance.

可利用脱硫灰渣生产高性能水泥调凝剂和高性能砌筑水泥或砂浆。

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。

This paper mainly present the technique index,the effect to properties of concrete and the functional mechanism to cement,meanwhile,analyzes and summarizes the application actuality that cement solidifies radwaste.

本文主要介绍了硅灰的技术指标，对混凝土性能的影响以及与水泥的作用机理，并对水泥固化放射性废物的应用现状进行分析总结。

For the first time spud drilling: at 22:00 on the December 31, 2009 using the 26 " drills, earth-moving polymer drilling fluid depth of 16.40m for the first time since the Park, the drilling, at 06:00 on January 4, 2010 to the depth of drilling 262.5m, horizons Upper.fars Group at its first drilled, January 5 Electrical Measurement finished, at 04:00 on the 6th, under 20 " cementing casing to the depth of 261.50m, water, mud back to the ground, the cement plug surface depth of 248.50 m, casing pressure test with water 10.0MPa qualified, January 8 cementing electrical measuring the quality of finish, drill cement plug at 20 o'clock on the 10th end, the end of a job opening.

下面这段中文，希望网友帮忙译为英语：第一次开钻钻进：2009年12月31日22：00使用26&钻头、搬土聚合物钻井液自园井深16.40m第一次开钻，2010年1月4日06：00钻进至井深262.5m，层位Upper.fars组第一次完钻，1月5日电测完，6日04：00下20&套管至井深261.50m固井，水泥浆返至地面，水泥塞面井深248.50m，套管清水试压10.0MPa合格，1月8日电测固井质量完，10日20：00钻水泥塞完，结束一开工作。

Factors which can accelerate the early hydration of cement,the setting in particular,such as excessively high C3A content,too low SO3 content,high alkali content and the blending of pozzolana with large inner specific surface area,etc.,will result in poor compatibility of the superplasticizer with cement.

凡是加速水泥初期水化的因素，特别是使水泥凝结加速的因素如C3A含量过高、SO3掺量过少、碱含量高以及掺入内比表面积大的火山灰质混合材等均使水泥与超塑化剂的相适应性变差。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。