查询词典 leaching

A dual cell system was used to study the relationship between time and electric quantity, dissolved Cu(superscript 2+), Fe(superscript 2+) and Mn(superscript 2+) ratio in the process of electro-generative simultaneous leaching and bio-electro-generative simultaneous leaching.

采用双电池体系研究发电浸出过程和生物发电浸出过程中放电量、Fe(上标 2+)和Mn(上标 2+)浸出率与时间的关系。

In order to accelerate the leaching rate of zinc in alkaline solutions, QM-1SP type planetary ball mill was used to enhance the leaching of hemimorphite from Lanping, Yunan Province in NH3-NH4Cl solutions.

摘 要：为了提高异极矿在碱性溶液中的浸出效率，采用QM-1SP行星球磨机对云南南坪异极矿进行机械活化强化浸出研究。

Meanwhile with increasing the total amount of leaching water (250mL~750mL), the gross of 5Zr in leaching water changed indistinctively, which indicated that once 95Zr was absorbed by soils, it was very difficult to unbind by water.

刁。4cm土层范围内，红黄壤和海泥则分别为%。02%一97.16%和95.94%~98.01%；(3)随淋溶水盐度的增加，表层土(0一0.2cm)中952：的量明显提高，表明水体盐度增加有助于提高土壤对952：的吸附率。3、研究了卿鱼对952：的吸收和在其体内的分布动态以及95Zr在水生生态系统中的行为特性，并运用非线性拟合方法建立其数学模型。

The lixiviation ability of heavy metal in the ancient smelting residue has declined. Only a very small part of Zn lixiviated at a few locations, the amount of Pb leaching is below the detection limit, and only a small amount of Cr and Cd leaching occurs.

古冶炼废渣浸出能力减弱，废渣中Zn仅部分点位有极少量浸出，Pb的浸出量甚至在检出限以下，Cr和Cd也仅有少量浸出。

To Dabaoshan copper ore, at slurry concentration of 10%, lixivium pH of 2. 0, with the domesticated bacterial, copper extraction could reach 27. 84% after 25 days leaching in sample 1〓, in which low grade copper sulfide ore is the main component; in sample 2〓, hypo-sulfide ore is the main component, copper extraction could reach 77. 78% after 10 days leaching.

大宝山铜矿石细菌浸出工艺条件试验研究表明，对于以低品位硫化矿为主的1〓矿，当矿浆浓度为10％、浸出液pH2.0，采用驯化的菌种浸出25天，Cu浸出率可达27.84％；在相同浸出条件下，对于以次生硫化矿为主的2〓矿，浸出10天，Cu浸出率可达77.78％。

Base on the simulation experiments , hazardous trace element from coal mining rocks results have shown that the lixivium concentration affected by leaching times, pH, leaching temperatures and most parts of the hazardous element are stable.

结果表明，有害元素大部分以稳定态存在，浸出液浓度受浸泡时间、酸度、浸泡温度影响。

A technology for leaching gold from a refractory gold concentrate using Mesophile preoxidizing-cyanide leaching was presented.

对安徽某难处理金精矿进行了中温菌预氧化氰化浸金试验研究，并与传统焙烧氰化浸金工艺进行了对比。

With the geological-economic evaluation program for pithead heap-leaching mining uranium deposits developed by the authors and the data of column-leaching tests and the geological resrver, the geological-economic evaluation is made to the residual geological reserves of both Lujing and Huangfengling deposit, and the geological reserves of Yangjiaonao deposit of the depleted mines in Lujing uranium ore-field, central-southern China.

采用自主研发的坑口堆浸地质经济评价程序，利用室内柱浸工艺实验数据和矿床地质资源数据，对鹿井铀矿田危机矿山鹿井、黄蜂岭矿床的剩余地质资源及羊角脑矿床的地质资源进行了坑口堆浸地质经济分析。

On the other hand, the leaching rate with a vertical abrasion mill, in which uranium ore is subjected to pulverization and leaching at once, is 82% after conducting the operation for 15 minutes, and not less than 92% after conducting the operation for 30 minutes.

就另一方面，浸出率与垂直磨磨，其中铀矿是受到粉碎和浸出一次，是 82 ％后进行手术 15 分钟，并不少于 92 ％后进行手术 30 分钟。

The effects, such as the acidity of leaching system, the temperature and the concentration of the sodium chloride, on oxidation and leaching of copper-bearing gold ores were analyzed. The results show that the sequence of sulfide ores oxidized and dissolved are pyrrhotite firstly, sulphide secondly, then chalcopyrite, pyrite lastly.

结果表明：硫化矿的氧化溶解首先是磁黄铁矿，其次是铜的次生硫化矿，再次是黄铜矿，最后是黄铁矿；载金黄铜矿的氧化首先是铁从黄铜矿的晶格中氧化溶解出来，生成中间产物CuS2和CuS；较高的酸度和氯化钠浓度有利于单质硫的生成、三价铁的水解和铜的浸出，进而有利于金浸出率的提高。

Panorama Many people are dancing in a large sitting room.

在一个大客厅里，许多人在跳舞。

We fully understand how a microwave oven cooks food, it is first necessary to talk ...

我们充分理解一个微波炉煮的食物，这是首先要谈。。。