查询词典 copper mine

The area where velocity increases is strengthened with extra material, which further protects against the destructive abrasiveness of the copper mine tailings.

流速加快的部位采用超厚的材料加以强化，而且还进一步保护设备不受具有破坏性研磨能力的铜尾矿的损害。

These include the Hamersley iron ore operations in Western Australia; the giant Escondida copper mine in Chile; and its Australian aluminium division comprising the Weipa bauxite mine, the Yarwun alumina refinery, the Boyne Island aluminium smelter and Gladstone power station.

但这也引发了力拓是否正在市场底部出售其"王冠上的宝石"的优质股份，以及中国对这家公司日益上升的影响力是否会造成利益冲突，并限制其未来战略选择的问题。

The company specialized production enrichment plant, provides the technical process, the dressing experiment, the installment instructs the www.lzkysb.cn gentle yu 0797-5745599 chutes, the spiral chute, the glass fiber reinforced plastic spiral chute, the glass fiber reinforced plastic chute, separates by gravity the equipment, the manganese ore flotation process equipment, the copper mine flotation process equipment, the fluorspar flotation process equipment, the spiral chute which the company produces, the glass fiber reinforced plastic spiral chute, the glass fiber reinforced plastic swivel chute, the glass fiber reinforced plastic revolving spiral chute has series BLso on BL, LL, CBX characteristics is the new compound cross section, the ultra short pitch, the large diameter, the wide cross section, is suitable for the undressed ore specially dragging through the mudnonmetallic, metallic minerals thin grade - 0.2 millimeter the separation, does not need the flushing water, has the structure to be simple, does not need the power, the weight is light,The area is small, the process load is big, the separation efficiency is high, LL uses in the classification granularity 0.3-0.02 millimeter iron tin, the tungsten, the tantalum, the niobium, the coal mine, the gold ore, the monacite, the rutile, the zirconhas enough proportion bad other mineral CBX regarding the classification tantalum, the niobium, the tin, the tungsten, the gold, the titanium, hardother proportion difference is bigger than 1 mineral.

公司专业生产选矿设备，提供工艺流程，选矿实验，安装指导www.lzkysb.cn温良禹0797-5745599溜槽，螺旋溜槽，玻璃钢螺旋溜槽，玻璃钢溜槽，重选设备，锰矿浮选设备，铜矿浮选设备，萤石浮选设备，公司生产的螺旋溜槽，玻璃钢螺旋溜槽，玻璃钢旋转溜槽，玻璃钢旋转螺旋溜槽有BL，LL，CBX等系列BL的特点是新型复合断面，超短螺距，大直径，宽断面，特别适于原矿的拖泥及非金属，金属矿物细粒级-0.2毫米的分选，不需冲水，具有结构简单，无需动力，重量轻，占地面积小，处理量大，分选效率高，LL的用于选别粒度0.3-0.02毫米的铁锡，钨，钽，铌，煤矿，金矿，独居石，金红石，锆英石及具有足够比重差的其它矿物CBX对于选别钽，铌，锡，钨，金，钛，铁和其它比重差大于1的矿物。

This article describes that, instead of a Si-PIN detector , a domestic TX410 thin window high resolution proportional counter is used in an SZ-2 X-ray fluorescence analyzer to determine the Cu,Fe,S,SiO2 contents of the copper ores in a copper mine situated in yunnan prorice, south-west China.

给出了一台SZ-2X射线荧光分析仪上的 Si-PIN 探测器用国产TX410薄窗高分辨正比计数管替代，测云南某铜矿Cu、Fe、S、SiO2的含量。

Nutrition solution culture, ICP-AES, the differential centrifugation technique and sequential chemical extraction method, suppression subtractive hybridization , RAPD were used in this thesis to study the mechanisms of copper tolerance and accumulation by Commelina communis grown in copper mine deposit which was reported to be a Cu hyperaccumulator, compared with C.

论文以本实验室报道的生长于矿山上的铜超富集植物鸭跖草和生长于正常土壤中的鸭跖草为试验材料，分别运用溶液培养法、ICP-AES元素测定技术、差速离心法和化学试剂逐步提取法、抑制消减杂交技术、RAPD技术研究了矿山和非矿山两种生境鸭跖草对铜的耐性和吸收积累的差异，两种生境鸭跖草在铜胁迫下养分吸收和积累的差异，两种生境鸭跖草在铜胁迫下生理反应的差异，以及铜在鸭跖草细胞内的分布及结合形态研究，矿山鸭跖草差异表达的cDNA克隆，铜对鸭跖草种群遗传分化的影响，从这几个方面探讨了矿山鸭跖草对铜的耐性机理。

The mining practice in Tongshan Copper Mine shows that the method of sublevel open stoping with subsequent once-filling and removing with blasting power is more suitable to mine inclined or gently inclined medium-thick deposits with high sulfur. This method can be used to reach the prepurpose including decreasing ore loss and dilution rates, reducing the quantity of mining works and raising the productivity of a stope.

铜山铜矿的开采实践表明，对于倾斜、缓倾斜中厚高硫矿床采矿方法的选择是至关重要的；根据其复杂多变的地质条件及国内外开采状况，提出选用爆力运搬分段空场嗣后一次充填采矿法较为适宜，该法可以达到降低损失贫化率，减少采准工程量，提高采场生产能力的预期目的。

High-manganese steel liner in ball mill of copper mine bears corrosion of acid copper ore slurry except impact abrasion in employment course.

铜矿石湿磨由球磨机完成，球磨机衬板在矿浆中同时承受腐蚀磨损及磨球冲击，服役工况十分恶劣。

Of copper in the world - though it is not the largest copper mine.

但是它目前是全球生产铜最多的矿场。

This paper introduced the geological resource and mine production capacity of Chambishi copper mine.

介绍了赞比亚谦比西铜矿地质资源和矿山的产能现状，对于存在的问题进行了分析，并提出了针对性的措施，同时对谦比西西矿体和东南矿体的开发和矿山的总体规划提出了设想。

Tongkuangyu copper mine is a typical porphyry copper ore, and little prospecting work had been done in its periphery .

中条山是国内少有的铜矿集中区之一，铜矿峪铜矿是典型的斑岩铜矿，其外围找矿研究程度低，具有与铜矿峪矿床类似的物探、化探异常模式，有发现新的隐伏铜矿的可能。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。