查询词典 copper mine

The mainly conclusions in our research are as flowing: tungsten trioxide powders with 100 nm primary particle are obtained by spray drying,calcination and wet milling process, and an average size of quadric particle composed of agglomerated particles is 0.64 μm; tungtsen powders with 39 nm grain size and 60 -100 nm primary particle are produced directly from previous tungsten trioxide using one step reduction in hydrogen at 700℃, and an average size of quadric particle of tungsten powder is 2.91 μm; tungsten trioxide and copper tungstate compound powders with 100 nm - 200 nm primary particle are produced using ammonia metatungsten and copper nitrate as raw materials by spray drying,calcination and wet milling process;the compound powders are transformed completely into tungsten and copper compound powders by reduction in hydrogen at 700℃,in which tungsten grain size is 59 nm and copper grain size is 51 nm; primary particle size of compound powders is 80 - 120 nm,and an average size of agglomerated quadric particle is 1.86 μm; tungsten nitride powders with 35 nm grain size are prepared from tungsten trioxide powders by nitrogen treatment thoroughly in pure ammonia at 650℃, and an average size of agglomerated quadric particle is 0.64 μm in normal temperature.

研究结果表明：采用喷雾干燥—焙烧—球磨工艺可以制备出粒度约为100nm的WO_3粉体，它们在团聚后形成的二次颗粒平均粒度为0.64μm；采用一步直接氢还原方法可在700℃下从上述WO_3粉体制备出晶粒尺寸为39nm的、一次颗粒粒度为60-100nm的W粉体，其二次颗粒的平均粒度为2.91μm；以偏钨酸铵、硝酸铜为原料，采用喷雾干燥—焙烧—球磨工艺可制备出一次粒度为100-200nm的WO_3和CuWO_4混合粉体；采用氢还原工艺可在700℃下将这种粉体完全转变为W、Cu复合粉体，其中W的平均晶粒粒尺寸为59nm，Cu的平均晶粒尺寸为51nm；复合粉体的一次颗粒尺寸为80-120nm，在常温下团聚后形成的二次平均粒度为1.86μm；采用纯氨氮化工艺可以在650℃下由WO_3粉体制得WN，其晶粒尺度为35nm，在常温下团聚后的二次平均粒度为6.4μm。

Tianjin, Zhi-xiang Precision Electronics Co., Ltd. is a Taiwanese joint venture. In January 1998 in the mainland to set up Johnson hardware factory in Dongguan, in July 2001 in Kunshan, Jiangsu to establish Ho Li Precision Electronics Ltd., with the market development and customer demand and in December 2006 the establishment of Jinnan District in Tianjin, Zhi-xiang precision Electronics Co., Ltd., mainly engaged in import of beryllium copper, phosphor bronze plate, yellow copper, S301, S304 stainless steel plate, aluminum material, SK5, SK7 high-carbon steel and high-conductivity copper a variety of different materials such as copper metal materials, meanwhile, should customers request a variety of sizes of sub-section, shear processing.

天津志翔精密电子有限公司是一家台商合资企业。1998年1月在大陆东莞设立德昌五金厂，2001年7月在江苏昆山设立合利精密电子有限公司，随着市场的发展与客户的需求与2006年12月在天津津南区设立志翔精密电子有限公司，主要经营进口铍铜、磷青铜板、黄铜板、S301、S304不锈钢板、铝材、SK5、SK7高碳钢及高导电红铜铜等多种不同材质的金属材料，同时，应客户要求可进行各种尺寸的分条、剪切加工。

The main production of copper alloy tubes, copper water pipe insulation compound, copper trachea and connecting pieces, purple yellow brass, refrigeration accessories and all kinds of copper fittings and so on.

主要生产各种铜合金管材，复合保温铜水管、铜气管及连接件、紫黄铜管、制冷配件及各类铜配件等。

Meanwhile, the company is the sales agent of China Aluminium (Shanghai、Luoyang) Copper Co.,Ltd mainly sells various kinds of red copper, brass, tin bronze, oxygen-free copper, zinc copper-nickel alloy and its strip, board, stick materials.

公司同时又是中铝铜业有限公司的销售代理商，主要经销各种规格的紫铜、黄铜、锡青铜、无氧铜、锌白铜及其带、板、棒材。

Li Rui Linyi Co., Ltd, located in Linyi City, Shandong Province, is an experienced professional lock-making enterprise, has a mature system of locks that the professional teams, 10 senior technical engineers, employees and more than 100 people, all kinds of machine tools more than 80 Taiwan , The annual output 300,000, we produced the "double-Hill" brand,"Switzerland of the" brand series of locks in the Chinese copper industry reputation lock, a total of eight series of products, more than 40 species of flower color models, including high-grade copper Forging big American luxury handle lock, American copper forging ball lock, Continental Copper forging bailiffs hand locks, door locks, and so smart, Mortise lock gall U.S. UL certification.

临沂瑞力五金有限公司，位于山东省临沂市，是一家资深的专业制锁企业，拥有一支成熟的专业制锁技术队伍，高级技术工程师10 人，员工100多人，各种机床80余台，年产量30万把，我们生产的&双山&牌、&瑞力&牌铜质系列门锁在中国锁业享有盛誉，产品共有8个系列，40余种款式花色，主要包括高档纯铜锻造美式豪华大把手锁，美式纯铜锻造球型锁，欧式纯铜锻造执手锁，智能门锁等，Mortise 锁胆获得美国UL认证。

Will come to rui Fang town water nan hole gold waterfall ,this seat at road side recite lean on have not ear teapot mountain cascade waterfall, because includes abundant pyrite with sulphur arsenic copper mine, lets earths surface submit golden, too is form yin and yang seas chief water source, ases gallop waterfall current let out but under shi jiu Like a piles up with gold mines waterfall, dazzling affecting, a screen limpid water curtain of straight rush gold yellow earths surface let people for a time rise play water idea, justs because heres water quality include huge amount of heavy metal material, for oneself safety, or prudent, gold waterfall locates in square self-improvement bridge side and long benevolence digging under this mountain six pithead, because in the early time at headstream picks up copper mine, mountain spring water with rainwater infiltration, slag sand deposits stream bed, and has fungus adhere multiply, hypsography differences compares big so form gold yellow waterfall spectacular sight, gold waterfall is gold melon stone local very characteristic a scenic spot, usually too very easy meets come this place screen nuptial dress new one.

来到瑞芳镇水湳洞的「黄金瀑布」，这座位在公路旁背倚无耳茶壶山的层叠瀑布，因含有丰富的黄铁矿与硫砷铜矿，让地表呈金黄色，也是形成阴阳海的主要水源，当奔腾的瀑水流泄而下时就像是一座堆满金矿的瀑布般，耀眼动人，一幕清澈的水帘直冲金黄色的地表让人一时兴起玩水念头，不过由於这里的水质含有大量重金属物质，为了自身安全，还是三思而后行，黄金瀑布位於本山六坑口下方的自强桥畔及长仁矿区，因为早期在上游采铜矿，山泉水与雨水渗入，矿砂沉积溪床，又有菌类附着滋生、地势落差较大所以形成金黄色的瀑布奇观，黄金瀑布是金瓜石当地很有特色的一个景点，平时也很容易遇到来此地拍摄婚纱的新人。

Dexing Copper Mine is the largest outcrop copper mine in Asia.

矿山排出的废水通常呈酸性且含有大量重金属离子。

According to the in situ environments of deep copper mines, the authors have developed new types of underway LHD road s, including a cement mine waste concrete road , a plaster mine waste concrete road , a composite jelling agent ore powder concrete road and a block mine waste rolled road , ensuring high intensity underway transport.

针对深部铜矿井下采场铲运机运行路面的具体情况，开发以井下矿碴为骨料的水泥、石膏、复合胶凝剂矿粉混凝土路面及块状矿碴辗压路面，为高强度井下采矿作业提供了运输保障，与传统的砂料混凝土路面相比，技术经济效益显著。

According to the in situ environments of deep copper mines, the authors have developed new types of underway LHD roads, including a cement mine waste concrete road, a plaster mine waste concrete road, a composite jelling agent ore powder concrete road and a block mine waste rolled road, ensuring high intensity underway transport.

针对深部铜矿井下采场铲运机运行路面的具体情况，开发以井下矿碴为骨料的水泥、石膏、复合胶凝剂矿粉混凝土路面及块状矿碴辗压路面，为高强度井下采矿作业提供了运输保障，与传统的砂料混凝土路面相比，技术经济效益显著。

Four primers screened from 17 primers were used to analyze genetic diversity between one population in the mine deposits and one in noncontaminated soil, the results showed that a higher level of DNA diversity was detected in the plants grown in the mine deposit. The results above indicated that Commelina communis grown in copper mine deposits had evolved adaptation under heavy metal stress, and such adaptation had a geneic basis.

从17条引物中筛选出4条对其中1个铜矿山种群和1个正常土壤种群进行种群内的遗传多样性研究，结果显示污染种群内基因遗传多样性水平高于未污染种群，上述结果说明了在铜胁迫下矿山鸭跖草种群已经进化了对铜污染的适应性，并且较高水平的遗传多样性可能是植物适应重金属污染胁迫环境的基础。

Now she was hungry and angry.She began to smoulder.

现在她又饿又气，她开始流露难以抑制的怒火。

You have placed our iniquities before You, Our secret sins in the light of Your presence.

诗90：8 你将我们的罪孽摆在你面前、将我们的隐恶摆在你面光之中。