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1.STUDY ON SINTERING TEST PROPORTIONING HIGH GRADE BRAZILIAN CRUDE ORE AND SERPENTINE IN 300m~2 SINTERING MACHINE OF MAANSHAN IRON & STEEL Co. ,Ltd.
马钢300m~2烧结机配用巴西高品位粗粒粉矿及蛇纹石烧结试验研究收藏指正
2.When the crude ore contains copper 1.84%, the technical indexes such as the grade of copper concentrate 22.37% and the recovery 78.70% are obtained by use of single-stage grinding, one time of roughing, three times of scavenging and two times of cleaning.
当原矿含铜1.84%时，经过一段磨矿、一次粗选、三次扫选和二次精选，获得铜精矿品位22.37%、铜回收率78.70%的技术指标。收藏指正
3.Abstract: The original mineral of Dading Iron Mine was processed by the technique which included pre-classification, dry magnetic separation to discard dirt, magnetic separation of the coarsely ground ore, scondary grinding and secondary magntic separation of the rougher concentrate, thus raising the processing quantity of the crude ore, reducing the grinding cost, with the grade of iron concentrate 65.54%, the recovery of iron 94.11%.
文摘:采用预先分级、干式磁选抛废、粗磨磁选、粗精矿再磨再磁选的工艺流程处理大顶铁矿原生矿，提高了原矿处理量，降低了磨矿成本，获得铁精矿品位65.54％、铁回收率94.11％的技术指标.收藏指正
4.Natural Resources: bauxite, coal, crude oil, iron ore, natural asphalt, calcium, silica, mica, salt, clays.
自然资源：铝矾土、煤、原油、铁砂、天然沥青、石灰、硅石、云母、盐、粘土。收藏指正
5.By the end of 1998, minerals that had been discovered, confirmed and explored included: cyanite, silex，quartz，xanthoconite, others that need proving up and exploring included: mica, phosphorite, diamond, rutile, crude oil, kalium ore, etc.
至1998年底，发现、探明并已开发利用的矿种有：蓝晶石、硅石、石英砂、黄砂，有待探明和开发利用的矿种有云母、磷矿石、金刚石、金红石、石油、钾矿石等。收藏指正
6.Iron ore, alumina, crude petroleum, coal and aluminum top this list.
铁矿、矾土、原油、煤、铝都是最高的。收藏指正
7.The results show that, on the average, a ton of finished iron ore, crude copper and crude aluminum in 2000 have an abiotic material input of 4.19t, 476.36t and 103.97t and a water input of 4.82t, 204.94t and 1218.77t respectively.
结果表明,2000年平均一吨铁成品矿、粗铜和原铝的非生物性物质投入分别为4.19t、476.36t和103.97t,水的投入分别为4.82t、204.94t和1218.77t。收藏指正
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