查询词典 copper-bearing

In addition, significant different copper isotope variation exists between primary native copper in North America and chalcopyrite and chalcocite. In general, the latter two copper minerals are major sources for smelted copper.

综合上述分析结果认为，铜同位素分析技术在区分北美本土自然铜以及在区分欧洲冶炼铜和北美自然铜等考古研究中具有较大的应用潜力和广阔的发展前景。

Under the same conditions of illumination and the concentration of nutrition, copper chlorophyll has advantage of no-repollution, no-poison, better effect, long-time effect of restrain and so on, comparing with copper ion, and the mechanism that copper chlorophyll and copper sodium chlorophyllin have very strong influence to growth of microalga is analyzed in the theory.

同时，本文也研究了太湖底泥在不同水土比、好氧与厌氧条件下的N、P营养释放规律；太湖底泥粒径分布与其中的N、P、有机物分布之间的关系；模拟太湖的不同疏浚条件，探讨了水体生态系统的演变规律。

Trade of scan widely 3C is inside, such " saliva battles " never come to nothing: For instance, be faced with copper before air conditioning a few years to rise in price when pressure, had appeared " aluminous acting copper " technology, but this is called by the competitor however " black heart copper pipe ", around move copper pipe is true " black heart ", two big group call each other names between public opinion intense; Be like again, sell in chain, the eye looks at global economy crisis to come, chain door storefront faces capital to drop the risk of catenary, a large chain says frankly can close the door store with only store bad beneficial result moderately, another main competitor sees situation give off the rumour that wants reopen inn a hunderd schools however...

放眼3C行业内部，这样的"口水仗"永不落空：比如，空调前几年面临铜涨价压力时，出现过"铝代铜"的技术，但这却被竞争对手称为"黑心铜管"，围绕着铜管是不是真的"黑心"，两大派别在舆论当中对骂激烈；又如，在连锁卖场，眼看着全球经济危机来临，连锁门店面临资金掉链的风险，一家大型连锁坦言会适度关闭单店效益不好的门店，而另一家主要竞争对手见势却放出要再开店百家的风声

At present, annual production of enamelled copper round wire and bare copper wire capacity of 8000 tons, the product including QZ, QA, QZY models such as enamelled copper round wire, T, TY models of soft-state and Hard bare copper wire, diameter ranging from production 0.035 ~ 3.00 mm; at the same time as the electrical wire industry design and manufacture of various types of wire drawing machine, enamelled units and other special machinery and equipment.

目前公司年生产漆包铜圆线和裸铜线能力达到8000吨，产品包括QZ、QA、QZY等型号漆包铜圆线，T、TY型号的软态和硬态裸铜线，生产线径范围从Φ0.035~3.00㎜；同时为电工线材行业设计制造各类型拉丝机、漆包机组等专用机械设备。

The favorable regions for DNA cleavage were observed to be pH 3.6-5.6 and pH 9.0-10, suggesting that the species responsible for DNA cleavage are different in different pH regionsOur results do not support a widely accepted conclusion that the copper-bound or free hydroxyl radicals provided by CuZnSOD with its end product hydrogen peroxide lead to release of copper from its host, the Fenton reaction between the free copper and the hydrogen peroxide being responsible for the aberrant copper-mediated oxidation chemistry in CuZnSOD.

目前广泛接受的一个推测机理是CuZnSOD与H_2O_2反应生成羟自由基损伤酶自身导致Cu释放，而释放出的游离Cu进一步与H_2O_2发生Fenton反应导致了异常催化氧化反应的发生。

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％。

Rare precious metals company mainly engaged in electroplating and metal surface treatment, environmental treatment, washed clean of raw materials: silver nitrate, nitric acid and rhodium, palladium nitrate; Asia selenium acid, selenium dioxide, tellurium dioxide, mineral selenium powder Japan, Mitsubishi Se powder, Mitsui, Sumitomo, emerging, Germany selenium powder; molybdenum trioxide, DMF; TX-10, NP-9 series, EDTA series; sodium hypophosphite, nickel nitrate, metal thallium, rhodium, palladium, platinum , Beryllium, Ritek, zirconium products; sponge palladium; electrolytic nickel, nickel corner, hydrazine hydrate, Ultra-fine silver, nano-silver; Thallium sulfate, iodized Thallium sulfate, nickel, copper sulfate, copper chloride, copper oxide, nickel oxide , Lanthanum oxide, oxidation Er, bismuth oxide, bismuth ingots, tin ingots, indium ingot, indium foil, Xinding, zinc powder; SnCl2, sulfate-tin; hydrofluoric acid, white Vaseline, propylene glycol, dichloro Methane, the propylene glycol, triethanolamine, triethanolamine oleic acid soap, chloroform, pyrophosphate copper, Gioia sodium, polyacrylamide, PAC, oleic acid, Glycerol, phosphate and other domestic and imported chemical series.

公司主要经营稀贵金属及电镀金属表面处理、环保污水处理、洗涤清洗原料：硝酸银、硝酸铑、硝酸钯；亚硒酸、二氧化硒、二氧化碲、日本矿业硒粉、三菱硒粉、三井、住友、新兴、德国硒粉；三氧化钼、二甲基甲酰胺；TX－10、NP-9系列、EDTA系列；次亚磷酸钠、硝酸镍、金属铊、铑、钯、铂、铍、铼、锆系列产品；海绵钯；电解镍、镍角、水合肼、特细银粉、纳米银粉；硫酸铊、碘化铊、硫酸镍、硫酸铜、氯化铜、氧化铜、氧化镍、氧化镧、氧化铒、氧化铋、铋锭、锡锭，铟锭、铟箔、锌锭，锌粉；氯化亚锡、硫酸亚锡；氢氟酸、白凡士林、丙二醇，二氯甲烷，二丙二醇，三乙醇胺、三乙醇胺油酸皂、三氯甲烷、焦磷酸铜、焦亚硫酸钠、聚丙烯酰胺、聚合氯化铝、油酸、甘油、磷酸等国产、进口化工系列。

Malmstone copper ore is an important stye of copper deposit. In china, malmstone copper ore are mainly distributed over the Mesozoic era continental facies basin in the middle area of Yunnan province. Dayao copper deposit is the typical representative.

砂岩型铜矿是铜矿床的一种重要类型，我国砂岩型铜矿主要分布在云南滇中地区的中生代陆相盆地中，大姚铜矿床是其典型代表。

So long as each ton copper number is not lower than 4 000 US dollars, the copper alclad conductor's power cable and the same copper conductor power cable's in price superiority above 20%, the copper number is higher (aluminum price to pace back and forth between 2 500~2 700 US dollars the price superiority to be bigger basically).

只要每吨铜价不低于4 000美元，铜包铝导体的电力电缆与相同的铜导体电力电缆在价格上的优势都在20%以上，铜价越高（铝价基本在2 500～2 700美元之间徘徊）价格优势越大。

Said cathode material is compound material consisting of copper and selenonium, especially having different chemical element proportional of copper - selenium compound: copper diselenide, copper selenide, cuprous selenide.

该阴极材料是由铜和硒组成的化合物材料，具体为含有不同化学元素比例的铜-硒化合物：二硒化铜、硒化铜、硒化亚铜。

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