查询词典 leaching

Straight taking over the use of the carbon thick liquid craft cyaniding leaching,the gold leaching rate is 60%.

矿物中铜含量较高，用碳浆工艺直接氰化浸出金时，其氰化浸出率为60%。铜成为干扰金浸出的主要干扰元素。

Gold can be extracted by means of tank leaching, heap leaching and cyaniding , less capital and more quickly effective, realizing returns on an investment in just one year.

可采用就地产金方案(池浸、堆浸氰化提金工艺)，投资少、见效快，当年投资当年还本，投资利润率高，具备开发利用的可行条件。

This paper puts forward the Theory of Oxidant supplying Oxygen which better explains the leaching mechanism. This theory absorbs and denies the five theories brought up about gold leaching mechanism with cyanide, analyses and caculates from them odynamics and kinetics respectively. These give reliable theorial basis for further catching the mechanism and essence of cyaniding and non cyaniding ways.

论文对氰化浸金机理的五种理论进行了论证和分析，从热力学和动力学上分别进行了理论分析和计算，提出了比较合理的解释浸金机理的供氧体氧化剂理论，为深入理解氰化法和非氰化法提金的机理和本质，提供了理论基础。

Desalted area was formed under the emitter after drip-irrigation leaching, section area of it increased with leaching water quantity, and the depth of largest horizontal radii increased as well.

咸水滴灌淋洗后，在滴头的正下方形成&淡化脱盐区&，该区域的截面积随着淋洗水量的增加而逐渐增大，且区域最大水平半径的深度也逐渐增大。

Through the study of the response principle in the leaching process, the state space mathematical model of leaching process is set up.

通过对浸出工艺过程的反应机理的深入研究，建立了整个浸出过程的数学模型。

The technique of lixiviant distribution and leaching is one of the key technologies in in-place leaching.

布液浸出技术是原地爆破浸出工艺的关键技术之一。

The sample was then rinsed with 10% HF + 40 % HNO3 + 50% H2O, ultrasonic-cleared in acetone, dried, oxygenized in H2O2, rinsed, dried, sterilized, and lixiviated. L-929 cells were cultured in vitro and assigned into negative control, surface oxidation (surface oxidation + NiTi-SMA leaching liquor), and non-treatment groups (NiTi-SMA leaching liquor alone).

用10%HF+40%HNO3+50%H2O进行酸洗，丙酮中超声波清洗，干燥，在H2O2溶液中氧化，再经清洗、干燥、灭菌、浸提等处理。L-929细胞体外培养，实验分为阴性对照组：培养液培养；表面氧化组：面氧化处理NiTi-SMA浸提液培养；未处理组：未经处理NiTi-SMA浸提液培养。

Various testings were conducted on the ore and the conclusions are as follows:Gold leaching rate is lower than 17% by all sliming cynidation;Gold leaching effect is poor by floatation and roasting cynidation;Bio preoxidizing cynidation and alkali soaking cynidation get the best results,the highest gold leading rate is up to 92 4%,and they are the effective meth...

通过各种选矿试验，该矿矿石用全泥氰化法金浸出率低于17％，浮选、焙烧氰化法浸出效果也不好，而用细菌预氧化、碱浸预氧化氰化法效果较好，金浸出率最高可达92.4％，是处理该类矿石较有效的选矿方法。

The leaching rate of Bi and Sb are up to 96%、89% respectively and silver will be enriched 10~12 times in the residue.98% of Bi in the leaching liquid can be recycled in the form of Bi2S3 by sulfating, 92% of Sb can be converted to antimony oxide powder after neutralization by diluted H2SO4 and glycerin can be recycled meanwhile.

浸出液中98%的Bi可通过硫化法以Bi2S3的形式回收，92%的Sb可加稀硫酸中和得到锑氧粉，同时可实现甘油的再生。

The present invention adopts ammonium salt solution as leach, and adopts the liquid-phase oxidation activating agent formed from surfactant sodium ligno-sulfonate or sodium dodecyl sulfonate, liquir phase oxidation catalyst Cu(2+) and sulfur-extracting agent tetrachloroethylene to implement quick leaching process of sulkfide mineral in gas-liquid-solid three-phase reactor, all the sulfurs contained sulfide in mineral powder can be converted into elementary sulfur and sulfuric acid radical, the contained zinc, copper, nickel, cobalt, lead, cadmium and silver can be changed into soluble salt, and fed into leach or remained in the leaching out slag.

本发明涉及的有色金属硫化矿的铵盐液相氧化直接浸出方法，其特征在于：采用铵盐溶液作浸出剂，采用由表面活化剂木质磺酸钠或十二烷基磺酸钠，液相氧化催化剂Cu2+、萃硫剂四氯乙烯组成的液相氧化活化剂，在气液固三相反应器内，实现硫化矿的快速浸出过程，矿粉中各种硫化物所含的硫转变为单质硫和硫酸根，所含的锌、铜、镍、钴、铅、镉、银等变成可溶性盐类进入浸出液中或留在浸出渣中，消除传统流程中二氧化硫，硫化氢，氮氧化物及含砷含汞含铅等有毒烟气的排放。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷