查询词典 retarder

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。

Study was made of auxiliary-plasticizing effects of 5 retarders on cement-superplasticizer-retarder ternary compound.

研究了5种缓凝剂在水泥、高效减水剂和缓凝剂三元复合体系中的辅助塑化效应。

The retarder is essential for ensuring the rheology of cement slurry under high temperatures, but the retarders currently developed in China can only be used in service under 180℃.

缓凝剂对于保证水泥浆在高温下的流变性是不可缺少的，但目前国内自主开发的高温缓凝剂使用温度均低于180 ℃。

In light of the characteristics of the retarders applied in aircraft engines and power-driven systems,this paper holds that the conventional planetary gear retarder design is the optimum subject for a curriculum project in machine design.

1箭合二，刁J仁了&机械设计&是一门培养学生获得常见机构的分析与综合和机械设计能力的技术基础课。

Braking with a retarder can decrease the wear of travel brake, prevent travel brake failures and ensure the safe traveling so retarders are widely used on modern vehicles.

利用缓速器制动，可以减少行车制动器的磨损，防止行车制动器失效，保证车辆安全行驶，缓速器在现代车辆上得到了广泛地应用。

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。

After 42 days of injecting retarder treatment, the lowest infection rates of red blood cells in group Belenil was 1.5 %, and group Butalex was zero, the blood index was improving obviously, and the PCV was rising gradually, but, after 42 days of treatment, the PCV showed downtrend.

注射缓释剂药物治疗42 d后，Belenil组染虫率降到0.05 %；Butalex组染虫率降至0，血液指标也明显改善，PCV逐渐回升，但在投药42 d以后，PCV又呈逐渐下降趋势。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。