ore n. 礦;礦砂,礦石;〔詩〕金屬(尤指貴金屬)。 be in ore 含有礦物。 n. (pl. ore) 1.歐爾〔瑞典貨幣單位,等于1/100克朗〕。 2.歐爾硬幣。
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Grey system theory - based ore grade forcasting model and its application 基于灰色系統(tǒng)理論的礦石品位預(yù)測模型及其應(yīng)用
The stability of ore grade can improve the capability of mineral processing and increase the resources " recovery rate 礦石出礦品位的穩(wěn)定可提供最佳選礦性能,提高資源的回收率。
In order to obtain the stability of ore grade , two aspect works we should do : ( 1 ) enhancing the management in the loss mine and the increasing rock ; ( 2 ) reasonable ore blending 確保出礦品位的穩(wěn)定主要有兩方面的工作:一是加強損失貧化管理;二是合理配礦。
Addressing problems of failure to meet requirement in ore quality of oremarket at the second stage mining , meishan mining company , the paper analyzes the reasonsand explores ways of raising ore grade 針對上海寶鋼集團梅山礦業(yè)公司在進入二期開采后,出現(xiàn)的礦石品位下降,不能滿足市場需求的矛盾,分析原因,并探索了提高原礦品位的有效途徑。
As it was difficult to extract the ore in the delta zone at ore body of jingtieshan iron mine , a rational extraction technology by ore cutting was applied so as to control the rock misplacement to ensure the extracted ore grade . as a result , good technical and economical benefits were achieved 闡述了鏡鐵山鐵礦礦體下盤三角礦帶礦量回收難點,采用合理的切巖回采技術(shù),控制巖石混入量,保證出礦品位,達到較好的回收技術(shù)經(jīng)濟指標。
On the basis of the statistical analysis of the annual production data of aoshan concentrator , the mathematical models for the relationship of the concentrate quality indexes ( concentration ratio , concentrate grade and recovery ) with run - of - mine ore grade and hourly throughput per unit were established and analysis of their relationship was made , which has a direct effect on guiding the concentrators production and ensuring the concontrate quality 通過對凹山選礦廠全年生產(chǎn)報表數(shù)據(jù)的統(tǒng)計分析,分別建立了精礦質(zhì)量指標(選礦比、精礦品位、精礦回收率)與原礦品位、臺時處理量之間的數(shù)學(xué)模型,并對其之間的相互關(guān)系作了分析,對指導(dǎo)凹山選礦廠生產(chǎn)、保證精礦質(zhì)量有著直接的指導(dǎo)作用。