查询词典 copper

Yunnan Copper Group, the Propaganda Department of the Minister Gong Xuchun told reporters, in order to halt falling profits, cloud of copper from copper smelter decision to gain the upper hand.

云铜集团宣传部部长龚续春告诉记者，为止住利润下滑，云铜决定先从铜冶炼厂下手。

The paper presents the performance of smelting process of copper scraps by imported Kaldo furnace on the basis of 300 kt/a copper production in Guixi Copper Smelter,JCC as well as advantages and disadvantages of such Kaldo furnace type for treating scraps.

介绍江铜贵冶年产30万t铜冶炼项目引进卡尔多炉处理废杂铜冶炼工艺的情况，并介绍了卡尔多炉这种炉型处理废杂铜的优缺点。

A method of sodium chloride roast/acid leaching of copper/cyanide leaching to raise leaching rates of gold,silver and copper from copper-bearing gold concentrate was proposed.

提出了一个含铜金精矿加氯化钠焙烧—氰化浸出的工艺方法。

Among the copper-bearing IUDs,copper T and copper uterus-shaped IUD took the major lead.

近 2 0年来，随着新型活性IUD逐渐推广应用，IUD的使用种类发生了很大变化。

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。

Trade, consumer electronic products trade, power station equipment trade. Trade in services and industrial investment areas, Afro-Asian International Group, its frequent use of foreign exchanges, with the civil business built up good cooperation relationship and personal connections as well as the perfect professional services, engage in exchange of cultural performances, exhibition services, Business States to study business travel, project management consulting, the World Bank Asian Development Bank, African Development Bank and other international financial institutions, project contracting loans, government grants foreign aid project contracting, the introduction of U.S. venture capital patent production of civilian sensors, and the International Geothermal Association Cooperation in the geothermal resources development and utilization, engineering supervision and six Indian companies for electricity power station in India Highway Advisory sewage treatment project tender, with the Indian national and local chambers of commerce to engage in trade consultation, and cooperation between the Confederation of Indian Industry Exhibition Services, and the Federation of Indian mining and mineral owners Orissa iron ore trade cooperation between the agents, and Iraq Alebier Construction Group cooperation in the cement exports, with the London Metal Exchange members of discarded rail trade cooperation with Ghana Minerals Association and the Sierra Leone Diamond Research Center, Shajin agreement agent and the diamond trade, and the Congo and Zambia Copper Company Acting copper and electrolytic copper trade, Kazakhstan, Nigeria and Russia Acting Saudi oil trade in Malaysia Indonesia, and Saudi Arabia Amorco, Russia Trasnneft, Rusneft, Gasplome, Nigeria NPOC, Kazakhstan OSCJ, Iran's NOIC, Malaysian Petronas, Venezuela VNOC, Cyprus HANS OIL maintain good relations of cooperation, and nearly 100 more than the global oil agent and the channel exchanges sharing resources ......

在服务贸易和实业投资领域，亚非国际集团利用其频繁的对外交流，与各国政府民间商业界建立起来的良好合作关系和人脉关系以及完美的专业服务，从事文化演出交流活动、会展服务，赴各国商务考察商务旅游，项目管理咨询，世界银行亚洲开发银行非洲开发银行等国际金融机构工程承包贷款项目，政府赠款援外项目工程承包，引入美国风险投资专利生产民用传感器，与国际地热协会理事合作进行地热资源的开发和利用，与印度六家工程监理公司合作进行印度电力电站高速公路污水处理项目的咨询招标，与印度国家和地方商会合作从事贸易咨询，与印度工业联合会合作进行会展服务，与印度矿业联合会以及奥里萨邦矿业业主合作进行铁矿石贸易代理，与伊拉克阿勒比尔建工集团合作从事水泥建材出口，与英国伦敦金属交易所成员合作进行废旧钢轨贸易，与加纳矿产协会以及塞拉利昂钻石研究中心协议代理沙金和钻石贸易，与刚果赞比亚铜业公司代理铜矿和电解铜贸易，代理沙特尼日利亚俄罗斯哈萨克斯坦马来西亚印尼原油贸易，与沙特Amorco，俄罗斯Trasnneft， Rusneft， Gasplome，尼日利亚NPOC，哈萨克斯坦OSCJ，伊朗NOIC，马来西亚Petronas，委内瑞拉VNOC，塞浦路斯HANS OIL 保持良好合作关系，与全球近100多家石油代理商和渠道商往来密切资源共享。。。。。。

According to the research of Pb isotopic, the metallogenetic material mainly originated from the Permian basalts; the study of sulfur isotopic find that the sulfur of the basalt-type copper deposits and carbonaceous sedimentary interlayers-type copper deposits originated from both Permian basalts and evaporate of sedimentary section, S in bauxitic mudstone-type copper deposits originated from evaporate of sedimentary layers.

研究区三种类型铜矿的铅同位素示踪研究，成矿物质主要来自于邻近的二叠纪玄武岩；硫同位素研究结果显示，玄武岩型铜矿和含碳沉积岩夹层型铜矿中的硫有两种来源：二叠纪玄武岩和蒸发岩中的硫；而铝土质泥岩铜矿中的硫主要来源于沉积地层中蒸发岩的硫。

Etchants are high consumption and high pollution of the printed circuit board industry; therefore this research uses the etchant for the acid copper chloride amount the high copper content in the printed circuit board industry, using the neutralization for acids and bases to prepare of the copper salt by the acid wasted etching liquid.

中文摘要在印刷电路板业中蚀刻液属於高用量及高污染性质的液体；因此本研究主要使用印刷电路板业中含铜量较高之酸性氯化铜蚀刻液，使用酸碱中和法从酸性蚀刻废液制备出铜盐，以达到废弃物资源化再利用之永续经营。

The test shows that the butt friction welding process of copper and stainless steel bar can be divided into the following stages approximately: the adhesion at the beginning of friction,friction inside the copper,the expansion of the plastic ring and the friction on the bound surface of copper-stainless steel and the friction in stainless ...

结果表明铜与不锈钢棒料的对接摩擦焊过程大致可分为初始摩擦的粘着；铜内摩擦、塑性环扩展；铜、不锈钢界面摩擦及不锈钢体内摩擦3个主要阶段。在接头形成过程中经历了两次摩擦面的转移。其内容对促进异种材料摩擦焊的接头形成机理研究有积极的作用。

The main technological innovation is as follows: Adopting collector Bp was of high-effect to float copper; using no-toxic and combinatorial depressants to depress lead, the experiment was carried out effectively for separation of copper-lead; Adopting processing of copper middle to concentrate a cyclone classificating and a mill regrinding, it solved the vicious cycle of the lead and was of low dissociation.

其主要技术创新点有：采用高效捕收剂BP实现铜铅优先浮选；采用高效无毒组合抑制剂实现铜铅的有效分离；采用铜中矿集中旋流器分级再磨处理解决了铅的恶性循环和单体解离度低，有效地解决了铜铅分离的技术难题。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。