碱度

Eventually broken bits alkalinity is inside 5 limits of 4 ～ when, phosphor, sulfur is in broken bits - the distribution coefficient between steel is the biggest, effect of dephosphorization, to decoke is best.

终渣碱度在4～5范围内时，磷、硫在渣-钢间的分配系数最大，脱磷、脱硫效果最好。

Some factors to influence the silicon content of hot metal were proposed on the basis of the experiment in the lab: increasing the binary basicity is favorable to desiliconization; the oxide in slag debases the silicon activity and is of great advantage to desiliconization; Al2O3 and SiO2 are disadvantageous to desiliconization, the volatilization content of SiO2 in coke increases with increasing smelting temperature, leading to increase the silicon content of hot metal; the silicon content of hot metal increases with increasing the drip zone's altitude.

在实验室进行了降低铁水中硅含量的实验，得到了铁水中硅含量的影响因素：提高二元碱度有利于降硅；增加渣中氧化物可降低SiO2的活度有利于降硅；Al2O3和SiO2不利于降硅；冶炼时焦炭中SiO2的挥发量随温度的升高而增多，使铁水中硅含量增加；随着滴落带高度的增加，铁水中硅含量不断增加。

It has a high activated alkali degree,strong PH buffering effect,and strong resediment effect.It cooperates with suface activated agent well. Its aid-washing effect and detersive power in scour is almost the same with that of STPP,so it can replace STPP.It is an excellent new silicate non-phosphor washing assistants.It can be used to produce washing power in both front and back compound product line.It is also an imporant washing assistant for paste and liquid washing as well as basic raw material for industrial scour.It has wider foreground in market.

层状结晶硅酸钠具有较强的软化水和去污能力，很好的活性碱度，PH缓冲能力和抗再沉积能力强，与表面活性剂有较好的协同作用，用在洗涤剂中的助洗效果和去污能力与三聚磷酸钠相近，是优秀的新型硅酸盐助剂，可用于前后配料生产洗衣粉，也是膏状、液体洗涤剂的重要助洗剂及工业清洗剂的基础原料，产品市场前景广阔。

By considering the effect of different binders,basicity,reduction temperature and time on the compression strength and dezinc degree after reducing,find out the best scheme A1B3C3D3 and get the metallic pellets with higher compression strength and dezinc degree .

通过研究不同粘结剂、碱度、还原温度和还原时间对熟球抗压强度、脱锌率的影响，找出最佳试验方案为A1B3C3D3，得到脱锌率和抗压强度较高的金属化球团。

The volatilization of mould powder concludes the evaporation of alkali oxides besides the evaporable fluoride created between the fluorine and acid and alkali oxides. The results of CaO-SiO〓-Na〓O ternary fluorine free slag are: there is a strong relationship between volatilization of Na〓O and basicity R.

对CaO-SiO〓-Na〓O三元无氟渣系的测定结果表明，渣中Na〓O的挥发与碱度R有很大关系，当R＜1时，单位时间内其挥发百分率是恒定的，且受温度的影响不大；当R＞1时，单位时间内的挥发百分率将随其含量的增加而增加。

The characteristics of grain growth of metallic phase in direct reduction of high phosphorus oolitic hematite by carbon are discussed in the paper.

研究鄂西高磷鲕状赤铁矿直接还原过程中金属铁颗粒的长大特性，并着重讨论还原温度、渣相碱度及反应时间对铁颗粒长大的影响。

According to variation of slag oxidizability and basicity with time, the routes of slag formation during smelting medium and low phosphorus liquid iron were discussed in detail.

为此从炉渣碱度和炉渣氧化性两个方面讨论了复吹转炉冶炼低磷铁水和磷含量较高的铁水的成渣路线。

By means of comparing two kinds of PESA which are synthesized by differently graded raw materials with different dosages, different hardness and different alkality, it is found that PESAⅠ has better scale inhibitive capacity than that of PESAⅡ.

通过对两种不同级别原料合成的PESA在不同的加药量、不同硬度和不同碱度等条件下进行阻垢分散性能比较试验发现，PESAⅠ对CaCO3垢的阻垢性能略优于PESAⅡ。

It can be used as dispersant in pour-cooling water if iron and steel plants, and also used together with organic phosphonate and zine salts in circulation cooling water with high hardness and high alkality.

用于钢铁厂淋洗的冷却水，防止氧化铁、化锌和泥沙沉积，以及用于高碱度循环冷却水中与有机膦酸盐、复配的阻垢缓蚀剂。

The source,existing form and equilibrium of carbonic acid in natural water are presented in this article,which points out that alkalinity is determined by double indicator that indicates purply at the first terminal point,while at the second terminal point should use methyl red-bromocresol green mixed indicator.

介绍了天然水体中碳酸的来源、存在形式及平衡关系；指出用&双指示剂&法测定水中碱度的第一终点应显粉紫色，第二终点宜采用甲基红-溴甲酚绿混合指示剂；测定游离二氧化碳要用双样测定并严格控制滴定终点；各种碳酸的含量可与pH值、硬度的测定结果进行校核。

He knows that he's one of the mostdominant players in the NBA right now.

我知道他现在是联盟里最有统治力的球员之一了。

Using analysis method of BCG , the dissertation analyzed the management of voluntary service organizations .

利用BCG分析方法对我国的志愿服务组织管理进行了分析。