The experiment results show that that the elastic modulus is reduced when fly ash only was added to RAC and present a significant difference with the rate of fly ash and slag content.
试验结果表明：粉煤灰单掺会降低再生骨料混凝土的弹性模量，粉煤灰与矿渣双掺对弹性模量的影响随两者组合比例不同而有显著差异。
The relation. between the con- verting rate of chromium and roasting temperature , the amount of soda , the amount of back slag - copper oxide are also studied.
研究了铬转化率与焙烧温度、配碱量、返渣氧化铜的量等条件的关系。
Under the above test condition the treated wastewater is disposed of by carbide slag that can react with iron ion by flocculation and remove rate of CF and CT in wastewater can reach 60% to 95%.
在上述实验条件下，对还原处理的废水用电石渣进一步处理，使得废水中的铁离子产生絮凝作用，最终废水中氯仿和四氯化碳的去除率可达到60～95%。
Through experiment, the influence of glass water modules and its mixing rate to the alkali slag cement performance is studied.
通过试验，研究了水玻璃模数及其掺量对碱矿渣水泥性能的影响。
The result shows that slag catching machine for molten iron can decrease iron loss and the rate of catching slag can reach the target value of design by comparing two existing devices.
通过实际使用说明铁水捞渣机铁损量小，捞渣率达到了设计目标值。
The optimum conditions for gasification dephophorization during slag splashing were determined, the gasification dephophorization rate by reduced slag can reach to 81.23%.
研究确定了适宜溅渣护炉气化脱磷的最佳条件，还原炉渣气化脱磷率最高可以达到81.23％。
Utilizes the balanced coagulation technology solution plate class casting the entrapped slag, the sand inclusion, flaws and so on blowhole, improves the casting quality, reduces rejection rate.
运用均衡凝固技术解决平板类铸件的夹渣，夹砂和气孔等缺陷，提高铸件质量，降低废品率。
The results show that the entrainment of slag in tundish with gas curtain was mainly affected by gas flow rate and the position of gas blowing.
结果表明，气幕挡墙的位置和吹气量是影响中间包卷渣的主要因素。
The slag column method and the melting ratio method were used to show the relationship between the carbon materials added and the melting rate of fluxes.
采用渣柱法和熔化率法两种不同的测试方式进行了碳质材料与保护渣熔化速度的关系研究。
The splashed slag density is increased with the increase of top gas flow rate.
结果表明，顶吹气体流量的提高有利于增加炉衬的溅渣密度；
The study of hydration heat exhibits that the hydration rate of alkali-activated metakaolin slag slag-based geopolymer is accelerated leading to an increase of early hydration heat by doping resin.
水化热研究表明：有机树脂的掺入，加速了碱激发偏高岭土-矿渣基地质聚合物的水化速率，表现为早期水化热增加。
Drum rate can be accurately adjusted and water slag quality improved by combining automatic equipment, frequency transformer, coder and PLC.
该系统通过自动化仪表、变频器、编码器及PLC的相互结合，可实现转鼓的精确调速，提高水渣品质。
On the basis of setting physical models of oxygen transfer rate from top slag to steel, the causes of effect on oxygen transfer rate from top slag to steel in tundish are studied.
本文通过建立顶渣向钢水传氧的物理模型来讨论影响中间罐中顶渣向钢水传氧的因素。
Taking higher water rate and copper body can decrease the body temperature. But its effect on heat load and slag skull distribution are not marked.
提高水速和采用全铜质壁体可以降低壁体温度，而对热负荷、渣皮厚度及其分布影响较小。
During the high rate heavy rail steel smelting, the upper basicity slag can be used during the LF refining, but it reduces suitable basicity of slag and refining time during the RH refining.
高速重轨钢的冶炼可以在LF精炼过程中采用较高的炉渣碱度，而在RH精炼过程中，应适当降低炉渣碱度和减少精炼时间。
The disc type steel slag magnetic separator has the advantages of simple structure, high processing rate, good magnetic separation effect and stable operation and the like.
本发明具有结构简单，处理率高，磁分离效果好，以及运行平稳等优点。
The defects of sand-slag and gas-hole are absent in the water-cooling-sprayer whose surface is clean and qualified rate is more than 90%.
结果表明：铸件表面光洁，无砂眼、气孔等缺陷，铸件合格率高于90%；
The defects of sand-slag and gas-hole are absent in the water-cooling-sprayer whose surface is clean and qualified rate is more than 90%.
结果表明：铸件表面光洁，无砂眼、气孔等缺陷，铸件合格率高于90%；
应用推荐