ore grade 中文意思是什麼

ore grade 解釋
礦石品級
  • 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，等於1/100克朗〉。2. 歐爾硬幣。
  • grade : n 1 等級，級別；階段；程度，標準，水平。2 〈美國〉（中小學的）年級；某一年級的學生。3 〈pl 〉 〈...
  1. Greece has been producing refractory grade chromite ore for more than a hundred years.

    希臘生產耐火級鉻鐵礦石已有百余年歷史。
  2. Experiment study of preparing active cuprous chloride from low grade copper ore

    低品位銅礦制備活性氯化亞銅
  3. This thesis primarily makes below the work of a few aspects : ( 1 ) the method to append the section line in the geological section plane and the geological plane graph intersected each other ; ( 2 ) the principle and method that automatic determinate of orebody on transverse section with the neural network theory was presented, and draw the slippery boundary of ore ; ( 3 ) the method that drawing the surveying well and lane way engineering in the geological and survey graph ; ( 4 ) the method to automatic calculation and statistics output ore reserves and grade ; ( 5 ) the method that automatic creating the geology cross section of the hole ; this thesis realizes automation for managing geological graph based on the substantive research work

    本論文主要作了以下幾個方面的工作： （ 1 ）提出了在相交平面圖和剖面圖中添加剖面剖切線的方法； （ 2 ）提出了應用人工神經網路理論確定剖面中礦體界線的理論和方法以及礦巖界線圓滑的原理與方法； （ 3 ）實現了礦山生產實測工程數據處理與地測圖件的有機結合； （ 4 ）實現了礦塊地質品位和儲量的自動計算和統計輸出； （ 5 ）提出了中深孔炮孔排面地質剖面圖自動剖切的原理和方法。本論文在大量研究工作基礎上，實現了地測圖件管理的計算機自動化。
  4. Dressing test of low grade hematite from sijiaying iron ore mine

    司家營貧赤鐵礦選礦試驗研究
  5. New method to evaluate low grade iron ore deposit of turkey

    土耳其低品位鐵礦床的新評估方法
  6. This machine can triturate wet or all kinds hard grade of ore and ofther material, especially can make many sizes sands

    適用於濕法細碎，粗磨各種硬度的礦石及其他物料，特別適用於人工造沙過程中調節細度模數。
  7. Study on the two - stage reverse flotation for a mid - low grade collophanite ore

    低品位膠磷礦雙反浮浮選研究
  8. Use : purpose : hierachial machine extensively suitable for metal ore dressing procedure go on grain size grade to ore pulp, take off the mud, dephydrates, often makes up the closed procedue with the ball mill when can be used for wshing the homenork

    用途：螺旋分級機廣泛適用於金屬選礦流程中對礦漿進行粒度分級，也可用於錫礦作業中脫泥、脫水，常于球磨機組成閉路流程。
  9. Abstract : to the principle and project that tu guangazhi proposed in 1990, the gold ore deposits in qinling ( shaanxi ) may be classified into fouowing types : archean high - grade gneiss type, fine grained fragmental rock - carbonate rock - silicilith type, metamorphic fragmental rock type, volcanic rock type, explosive breccia type, intrusive rock exo - and endo - contact zone type. inthis paper, the geological characteristics, metallogenic geological setting, the source of ore - forming materials, digenic mechanism and metallogenetic epoch of gold ore deposits are also discussed

    文摘:參照塗光熾先生（ 1990 ）提出的礦床類型劃分原則與金礦分類方案，將陜西秦嶺地區原生金礦劃分為太古界綠巖建造型、細碎屑巖-碳酸鹽巖-硅質巖建造型、變質碎屑巖型、火山巖建造型、隱爆角礫巖型和侵入巖內外接觸型金礦，並對各類型金礦的地質特徵、成礦地質背景、成礦物質來源、礦床形成機制及形成時代等問題進行了論述和討論。
  10. Based on an analysis of dynamic conditions for migration and precipitation of gold grains in water system and their diffusion in soil, this paper has advanced a discriminant formula for surfacce ore potential of gold anomalies from 1 : 50000 stream sediment survey, recounted methods for estimating the highest gold grade ores within the anomalies, calculated the discriminant indices for qinba area, and summed up index characteristics of ore - induced gold anomalies in 1 : 10000 soil survey, estimation formulae for orebody location as well as coefficients and constants of slope angles of various orders and grades

    摘要在分析金粒在水系中運移、落淤和在土壤中擴散動力條件的基礎上，本文建立了五萬分之一水系沉積物測量金異常地表含礦性的判別公式，闡述了推算異常內礦石最高金品位的方法並計算了秦巴地區的判別指數；總結出萬分之一土壤測量礦致金異常的標志特徵、礦體定位的估算公式及各級次地形坡度角的系數和常數。
  11. Optimization of the grade index of magnetite ore in baiyunebo iron mine in china

    白雲鄂博鐵礦磁鐵礦石品位指標的優化
  12. An iron - containing material with an iron grade of over 20 % can be recovered from magnetic separation tailings of liuling iron mine by gravity method. this material can be used instead of partial clayey material to produce portland cement so as to reduce the mine tailings discharge amount to 43. 52 %, to raise the iron recovery from 70. 89 % to 84. 62 % and to reduce the iron ore powder consumption in raw cement mixture and the energy consumption of raw material grinding

    用重選法從劉嶺鐵礦磁選尾礦中回收鐵礦物，可獲得鐵品位大於20 %的含鐵物料，用此物料代替部分粘土質原料生產硅酸鹽水泥，使礦山尾礦排放量減少至43 . 52 % ，鐵的回收率由70 . 89 %提高到84 . 62 % ，並且減少了水泥生料配料中鐵礦粉的用量，降低了生料粉磨能耗。
  13. The 6 - s table has the merit : the high - grade ore scaled, the classification efficiency high, safeguards easily, and advantageous for the adjustment stroke

    搖床具有富礦比高，選別效率高，看管容易，便於調節沖程。
  14. Based on geochemical technical tests conducted in the yanzidong ore block, western yunnan, the authors used the hydrochemical survey as the grade 3 inspection method for high canyon target areas, and rearranged the methods for routine stream sediment survey and soil survey

    摘要根據在滇西燕子洞礦段的化探方法技術試驗研究結果，將水化學測量作為高山峽谷區靶區三級查證的方法，並對常規水系沉積物測量、土壤測量的工作方法進行了調整。
  15. Grey system theory - based ore grade forcasting model and its application

    基於灰色系統理論的礦石品位預測模型及其應用
  16. 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公司在進入二期開采后，出現的礦石品位下降，不能滿足市場需求的矛盾，分析原因，並探索了提高原礦品位的有效途徑。
  17. 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。
  18. 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，採用合理的切巖回採技術，控制巖石混入量，保證出礦品位，達到較好的回收技術經濟指標。
  19. 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報表數據的統計分析，分別建立了精礦質量指標（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學模型，並對其之間的相互關系作了分析，對指導凹山選礦廠生產、保證精礦質量有著直接的指導作用。
  20. The stability of ore grade can improve the capability of mineral processing and increase the resources " recovery rate

    礦石出礦品位的穩定可提供最佳選礦性能，提高資源的回收率。
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