primary slag

Experiments demonstrated that the best flocculants can be obtained by mixing aluminium mortar with hydrogen chloride for two hours at 100℃, and the results is satisfied when it is used to treat wastewater.

通过正交实验确定:10g一次铝灰渣和100mL浓度为4mol/L的盐酸在100℃搅拌浸取(转速为140r/min)2h,具有最佳的溶出效果,对制备的絮凝剂进行pH值调节可使之达到最佳的污水处理效果。

,Ltd Hechi Metallurgy and Chemical Industry,the article details the production processes,technology conditions and production practice of removing Arsenic from the second caustic sludge and Lead from the second Lead sludge.

文章以华锡集团河池冶金化工厂精炼生产工艺为例,详细介绍了采用二次碱渣进行脱砷,二次铅渣进行脱铅的生产流程、工艺技术条件及生产实践。

,Ltd Hechi Metallurgy and Chemical Industry,the article details the production processes,technology conditions and production practice of removing Arsenic from the second caustic sludge and Lead from the second Lead sludge.

文章以华锡集团河池冶金化工厂精炼生产工艺为例,详细介绍了采用二次碱渣进行脱砷,二次铅渣进行脱铅的生产流程、工艺技术条件及生产实践。

This passage studies on roasting,leaching,Cu precipitation,and In extraction on indium secondary residue,and finds a good process of recovering In and Cu from it.

文章通过对铟二次渣进行焙烧、浸出、沉铜、提铟试验研究,找到了从铟二次渣中回收铟、铜等有价金属较好的工艺,控制合适的工艺条件,可产出99。

As a result the iron melt entered the mould cavity fast and smoothly so that the secondary dross problem was solved effectively.

借助凝固摸拟技术优选工艺,制定了适合大型缸体的浇注系统及过滤系统,使铁液快速平稳地进入型腔,有效地解决了缸体内二次渣的问题。

Research on Preparation of Strontium Ferrite and Wastewater Disposal Agent with Strontium Residues

锶渣制备磁性锶铁氧体及二次渣处理含铬废水的研究

It requires a second fusion to refine it completely by freeing it from its last earthly impurities.

必须经过第二次熔解，除去最后的矿渣，才能提炼干净。

By using this two step sulfonation procedure the acid sludge creation is much decreased, the quality of RO improved and the total yield of KPS+RO increased to >81%.

这种二次磺化工艺使酸渣生成量大大减少 ,剩余油质量提高 ,总收率超过 81%。

the second, third, fourth, etc power of x x

的二次、 三次、 四次等幂

Technical Analysis on Ash and Slag Handing System of MengDa Phase Ⅱ Project

蒙达二期工程除灰渣系统的技术分析

Synthesis of Mixed Plasticizer with Terephthalic Acid Residue;

由对苯二甲酸残渣合成混合型增塑剂

Research on the Experiments about Lime-ash Soil Mixed with Steel Slag Used for Highway Base

二灰钢渣土用于公路基层的试验研究

Experiences in Treatment of Rosacea Using Precision Focus CO_2 Laser--A 50 Cases Report

50例二氧化碳激光治疗酒渣鼻的体会

Study on the Acute Biological Leaching Toxicity Caused by Zinc Oxide Industrial Waste

次氧化锌工业废渣浸出液的急性生物毒性效应

Hypochlorite Bleaching of Sulfite Bagasse Pulp with Chemical Agents

亚硫酸盐蔗渣浆添加助剂的次氯酸盐漂白

electric accumulator (storage batteries)

蓄电池（二次电池）

The second factor is a reasonable order of priority.

二、新的优先次序。

Second Opium War

《第二次鸦片战争》

an equation of the first [second] degree

一 [二] 次方程式

Of, relating to, or containing quantities of the second degree.

二次的属于二次的，与二次有关的，或包含二次数的

The study on the level of serum testosterone,estradiol and irregular menstruation in female acne rosacea patients

女性酒渣鼻患者血清睾酮、二醇和月经的关系

Analysis on affecting factors of silicon dioxide in organic filler ash

有机填料灰渣中二氧化硅影响因素的分析

Experimental Investigation and Administration of Fouling of Boiler #7 of Baotou Second Thermo-eletrie Plant;

包头第二热电厂#7炉结渣的试验研究与治理