水泥剂

The results show that adding slag powder,fly ash,silica fume to Portland cement can improve the comprehensive performance of marine concrete.

研究结果表明，在硅酸盐水泥中掺加矿粉、粉煤灰、硅灰等矿物外加剂可以改善海工混凝土的综合性能。

The natural result of gypsum plaster and water containing dihydrate anhydrite, and contained chemical components, in particular the complex trace elements, it will cement additives do not have a different series of deep radical solution or condensate, and other phenomena.

而天然石膏因含有二水石膏和无水硬石膏，加上所含化学成分，特别是微量元素复杂，反而会对水泥外加剂不同系列产生不相深溶或急凝等现象。

YTS compound is mainly used to warm foaming agent concrete foam insulation, foam concrete insulation, thermal insulation layer of the production, it could cement, magnesia, lime, gypsum, powder, sawdust, fly ash, sand, Pak Nai paper sludge and other raw materials, foam, made of foam concrete, wall board, lath, block, hollow brick, heat pipe protection kits, roof insulation foam board and other lightweight building materials, also can be used for the production of roofing insulation layer.

HTD-1型复合发泡剂主要应用于地暖泡沫混凝土绝热层、泡沫混凝土隔音、保温垫层的生产，其可对水泥、氧化镁、石灰、石膏、石粉、锯末、粉煤灰、沙、造纸废渣白泥等多种原材料发泡，制成泡沫混凝土、隔墙板、板条、砌块、空心砖、实心砖、热力管道保护套、屋顶隔热板等多种轻质泡沫建材，也可用于屋面保温隔热层制作。

Indoor strength and durability test are conducted to study on influence law of air-entraining water-reducing agent and flyash to cement concrete durability.

通过进行室内强度和耐久性试验，研究双掺引气减水剂和粉煤灰对路面水泥混凝土耐久性能的影响规律。

All of the studies in this paper, including the study of leaching behavoirs of HLW glass under repository conditions, low oxgen and multi-barrier media; the geochemical model PHREEQC used for calculating the leachate compositions and sediment phases on the glass surface; A Monte Carlo model established and used for study of leaching behavior of HLW-glass; as well as the high-temperature self-propagating synthesis used for immobilization of Sr element in perovskite synroc, are the front research works of this field in the world, and obtained some significative results in theory and practice.

本研究所作的高放废液玻璃固化体在模拟地质处置条件下（低氧条件和多种地质介质）的浸出行为研究，采用了低氧条件和多种模拟地质介质，包括北山预选厂址的花岗岩、膨润土、水泥和Fe〓O〓作为浸出介质，模拟地下水和去离子水作为浸出剂，90℃和150℃两种浸出温度；采用了地球化学模型PHREEQC（version2.7）研究玻璃固化体浸出液中主要元素的浓度以及沉积相的生成；采用蒙特卡罗法建立玻璃固化体的计算模型，对玻璃固化体的浸出行为进行研究；采用了自蔓延高温法固化锶，这些工作都是当前国际上比较前沿的研究课题，采用了先进的分析测试技术，并且作了大量计算，得出了理论上和实践上有意义的结果。

It is suggested that the electrolytic manganese slag be classified as a silicate residue and more studies be done before using the slag as a retarder in cement due to the soluble sulphates.

结果还表明，电解锰渣可归属于硅酸盐材料；由于电解锰渣存在多种硫酸盐，在利用石膏作为水泥缓凝剂等时还需深入研究。

In the first part,the uses and productions of metal Mg,sorel cement,Mg_2 fire retardant,light magnesium carbonate,light magnesium oxide and magnesium sulphate are described.

在镁资源综合利用方面着重介绍了金属镁的制取、镁水泥、氢氧化镁阻燃剂及轻质碳酸镁、轻质氧化镁、硫酸镁的制取与用途。

Cement hydration process was postponed perfectly by retarders.

缓凝剂对水泥水化历程有较好的延缓作用。

After analysing good applied foreground of FGD gypsum,the paper indicates the problems that will meet in using FGD gypsum,and puts forward synthetical measures in dealing with FGD gypsum.lt includes: stabilizing the outputs and quality of FGD gypsum in projecting and running FGD equipments;the problems and treatment measures that FGD gypsum is applied to cement retarder;establishing the standards of FGD gypsum that fits Chinese situation consulting criterions of FGD gypsum abroad as soon as possible;calculating the short amount of gypsum in some provines and regions in China and the feasibility of technology and economy about FGD gypsumus use;suggesting that our nation come on some policies that encourage coal-burning powerplants to install FGD equipments , put FGD gypsum to rational use, in order that it will further develop multiple use of FGD gypsum in China.

在分析了我国脱硫石膏的良好的应用前景的同时，本文也指出了脱硫石膏推广应用中可能会遇到的问题，提出了一些综合处理措施。这包括脱硫装置设计和运行烟气脱硫设备过程中稳定脱硫石膏的产量和质量、脱硫石膏用作水泥缓凝剂的问题及处理措施、参考国外脱硫石膏产品质量标准尽快制定适合我国国情的脱硫石膏产品质量标准、推算我国缺少石膏资源的省区石膏的短缺量以及利用脱硫石膏的技术经济可行性，建议国家出台有关鼓励燃煤电厂安装烟气脱硫装置和合理利用脱硫石膏的一些政策，以进一步推进我国脱硫石膏的综合利用。

"Polyurethane surface coatings are applied as sealants to wood, concrete, and machine parts"

聚氨酯表面涂料可作为木材、水泥以及机器零件的密封剂。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。