含铜

Basis on the charaters of chalcocite with high copper and low sulphur,the detail experiments was conducted for chalcocite concentrates from Brazil.

针对辉铜矿含铜高、含硫低等特点，采用巴西辉铜矿进行了详细的试验研究，开发了一种湿法冶金新工艺，采用常压、加压联合流程直接生产阴极铜，铜总浸出率大于99%，回收率大于98

Chelation treatment of complex copper precipitation wastewater, high magnetic field on the adsorption of bacteria bearing Wastewater ...

螯 合沉淀法处理含络合铜废水，磁场对高效吸附菌处理含铜废水的影响。。。

For this,experimental study was made on a new process of potential-controlled preferential flotation in a sequency of copper,lead and zinc,which used LP-01 as collector for copper mineral,DDTC as collector for lead mineral,copper sulfate and butyl...

为此，以LP-01为铜矿物的捕收剂、乙硫氮为铅矿物的捕收剂、硫酸铜和丁黄药为锌矿物的活化剂和捕收剂、石灰为矿浆电位调整剂，并在选铜、铅时配合使用铅矿物的组合抑制剂ZnSO4+YN，对该多金属复杂硫化矿进行了电位调控铜、铅、锌依次优先浮选新工艺试验研究，获得了含铜21.74%、铜回收率62.31%的铜精矿，含铅61.23%、铅回收率55.07%的铅精矿和含锌56.43%、锌回收率90.02%的锌精矿。

The oxygen autogenous smelting process of nickeliferous copper concentrate from Jinchuan Nonferrous Corp.

结果表明，含镍铜精矿自热熔炼，可实现除铁、脱硫、保镍，生产含铜90％的粗铜，并减少镍的循环。

Business card printing and membership card making business major movements of hazardous wastes: there are 7 mediumso waste, waste containing chromium, copper-bearing waste, waste containing mercury, lead-containing waste, scrap and waste halogenated organic solvents.

制卡和会员卡制作行业危险废物主要有7种：感光材料废物、含铬废物、含铜废物、含汞废物、含铅废物、废卤化有机溶剂、废有机溶剂。

Since the enhanced contraceptive action of copper-bearing intrauterine device is commonly attributed to copper ions released as a result of copper corrosion, this thesis focused on the investigation of various factors probably affecting the corrosion behavior of copper in the case by in vitro measurements.

为配合各种新型含铜宫内节育器[如含消炎痛VCu IUD、Tcu IUD、γ型IUD及含左旋18-甲基炔诺酮的Cu IUD]的研制与临床应用，探索对避孕起关键作用的铜在各种情况下的腐蚀行为及影响因素，本文对几种新型Cu IUD在宫腔内可能涉及的腐蚀类型及影响因素进行了研究。

Is a shareholding enterprise specializing in research,development,manufacturing and marketing of 10 major lines of products including SF-1 oil-free self-lubricating sliding bearings;SF-2 boundary lubricating bearings,bushes,flanged sleeves and thrust washers;JDB copper 500# solid inlaid lubricating bearings,sliding blocks and slides;SF-S bimetal bearings;FB090 bronze bearings;FZ steel ball retainers;FR PTFE-reinforced soft strips;FD copper-bearing PTFE strips;and FU copper-based sleeve bearings..

嘉善博克莱滑动轴承有限公司是专业研究、开发制造销售SF-1无油自润滑动轴承，SF-2边界润滑轴承、轴瓦、翻边衬套、止推垫片、JDB铜500#固体镶嵌式润滑轴承、滑块、滑道、SF-S双金属轴承、FB090青铜轴承、FZ钢球保持架、FR四氟增强软带、FD含铜四氟带、FU铜基含油轴承等十大系列产品的股份制企业。

In order to recover the valuable metals in the electroplating sludge,the process flow for preparing copper sulphate and iron oxide red with the copper-contained electroplating sludge as the raw material was put forward.

为了回收电镀污泥中的有价金属，提出了以含铜电镀污泥为原料，制备硫酸铜和氧化铁红的工艺流程，并确定了从含铜电镀污泥中回收铜和铁的工艺参数。

Wethers with permanent rumen fistula were used to determine concentration of plasma copper, activity of cuproenzyme, apparent digestibility of copper, and disappearance rates of DM and NDF of Chinese wildrye in sheep given different copper supplements to diets with low or high molybdenum. All sources provided 16 mg of added Cu/kg of DM. Molybdenum was added as sodium molybdate.

2利用安装有永久性瘤胃瘘管的杂交一代羯羊作为试验动物，采用单向分类设计，在不同钼水平下通过测定血浆铜浓度、含铜酶活性、铜表观消化率、羊草干物质及NDF消失率，比较不同饲料铜源对绵羊铜代谢和粗料消化能力的影响，铜的添加水平均为16mg·kg~(-1)，钼的添加形式为钼酸钠。

In order to separate copper from Huili lead-zinc complex sulphide ore,ore properties and separation process were investigated.

为从会理锌矿含铜的铅锌硫化矿中分选铜，对会理锌矿含铜的铅锌硫化矿进行了系统的工艺矿物学研究和选矿工艺研究。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。