選礦指標 的英文怎麼說
中文拼音 [xuǎnkuàngzhǐbiāo]
選礦指標
英文
metallurgical goal- 選 : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
- 礦 : 名詞1. (礦床) ore [mineral] deposit 2. (礦石) ore 3. (開采礦物的場所) mine
- 指 : 指構詞成分。
- 標 : Ⅰ名詞1 [書面語] (樹梢) treetop; the tip of a tree2 (枝節或表面) symptom; outside appearance; ...
- 指標 : target; quota; norm; index; merit; subscript; index arm; indicatrix
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In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions
本文從試驗及試驗資料入手,取得以下主要成果和結論:對鹽堿地水稻節水灌溉技術進行優化研究,系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響,採用了多目標模糊優化的方法,對灌水技術進行綜合評判,優選了節水灌溉技術,論證該地區宜採用水稻控制灌溉技術;闡述控灌技術通過調節和控制水稻的需水規律,降低水稻高產情況下的無效水量消耗,從水稻生理、生態節水兩方面分析了控灌技術節水機理,針對性地總結出水稻各生育期實施節水控灌技術的步驟及技術要點;通過控灌與淹灌的定量對照比較,從根系、莖蘗、冠層葉片及綠葉動態到株高,土壤水分變化,抗病蟲害、抗倒伏能力,稻田土溫變化,產量構成因素及稻米品質等諸多方面進行動態比較,分析控灌技術高產優質機理;在鹽堿稻地採用控制灌溉+間歇淋洗模式,跟蹤測試田間水鹽變化狀況,驗證控制灌溉技術在鹽堿地區水稻灌溉中應用的適應性,通過分析水稻控制灌溉淋洗條件下水稻生理生態指標,提出優化控制灌溉+間歇淋洗組合模式,為進一步在高礦化度地區試驗水稻控灌技術奠定基礎。An ann - based expert system for index forecast of ore dressing
基於人工神經網路的選礦指標預報專家系統The influence of grinding mode on ore floatation index of wengfu phosphate mine
磨礦方式對甕福磷礦礦石浮選指標的影響Abstract : a review for improvement and current situation about the dressing, metallurgy of platinum ores, a technical line and principal principle of treating the mineral intergrowth, technical index of floatation concentration, technical problems and troubles of treating the floatation concentrate by the hydrometallurgy
文摘:評述了原生鉑礦選冶技術發展現狀,處理該類共生資源的技術路線和基本原則及其浮選富集工藝指標,濕法冶金處理浮選精礦的技術問題和難點。Abstract : for the high arsenic sulfide gold ore of a mine in tongling, anhui, a scheme of preferential separation of gold is suggested, in which bleaching powder is used as the oxidizing agent for separating arsonopyrite from pyrite and good separation perfermances can be achieved
文摘:針對安徽銅陵某礦含金高砷硫化礦石,提出了優先選金方案,採用漂白粉作氧化劑使毒砂與黃鐵礦分離,取得了較好的分選指標。Brief introduction the model kx920 wheel is one of the series leading products made in our works that is well received both at home and abroad for its reaso - nable design, beautiful contour, and advanced norms. by adopting of three - ele ment torque converter, fixed - axle type pcwer shifing transimission box, in = bub reduction, double - axle drive, hinged frame, all hydraulic steering, and clamping brade. the loader has such features as : large power reseve, fi - neaccelerating performace, comfortable operation, wide field of vision, it " s muti = function, high - effic ient and flexible engineering machinery. mor - eover, it can be equipped with many kinds of working attachments such as flat fort, muti - fnction bucket, and snow plow, so it may be used for loading and unloading, transporting, piling and leveling materials in various kinds of projects. mines, enterprises and city. welcome friends both at ho - me and abroad to visit our factory and to order our products
Kx920裝載機是我公司生產的系列主導產品之一,該機設計合理,外形美觀,指標先進,在國內外享有盛譽.它選用三元件液力變矩器,定軸式動力換檔變速箱,輪邊減速,雙橋驅動,鉸接式車架,全液壓轉向,汽液鉗盤式四輪制動,手動鉗盤式停車制動,反轉連桿機構,動力儲備大,加速性能好,駕駛舒適,視野寬廣,是一種用途廣,效率高,機動靈活的工程機械.備有平叉,圓木叉,多用途斗,推雪板,側翻,抓草機等多種工作裝置,因此廣泛用於各類工程,工礦企業和城鎮的物料,垃圾裝卸,運輸,堆垛,平整等作業,歡迎國內外朋友們來公司參觀,選購In order to solve the tungsten molybdenum bismith metal synthesis recycling, through a series of experiment, explored the collection flotation to return to the molybdenum bismith the flotation process + gravity separation recycling tungsten dressing craft, obtained the good dressing experiment target, the dressing experiment obtains the success
摘要為解決鎢鉬鉍金屬的綜合回收,通過一系列選礦試驗,探索出了全浮選回收鉬鉍、浮選重選回收白鎢選礦工藝,獲得了較好的選礦試驗指標,選礦試驗研究取得成功。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。In the course of technical innovation, qiandongshan mill make the most of existing facility, tap the latent power, improved facilities efficiency ; adopted new process and energy - saving facilities, the production quota improved ; many facilities were cut down, gained it ' s ends of energy - saving and comsumption - lessening ; by technical innovation, the cost of ore processing droped greatly, benefit is remarkable in society and economy
摘要鉛硐山選礦廠生產技術改造充分利用現有設備設施,挖潛增效,提高了設備利用率;採用新工藝和節能設備,大幅度提高了生產技術指標;裁減大量設備,達到節能降耗的目的;通過技術改造,選礦成本大幅下降,取得了顯著的經濟效益和社會效益。Study on properties of ores currently mined in qidashan iron mine and suggestions on improving their beneficiation indexes
齊大山鐵礦現開采礦石性質研究及改善選礦指標的建議Study on improving copper flotation indexes of high mica containing copper - iron sulfide ore
提高高含量雲母硫化銅鐵礦銅浮選指標的研究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
當原礦含銅1 . 84 %時,經過一段磨礦、一次粗選、三次掃選和二次精選,獲得銅精礦品位22 . 37 % 、銅回收率78 . 70 %的技術指標。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:採用預先分級、乾式磁選拋廢、粗磨磁選、粗精礦再磨再磁選的工藝流程處理大頂鐵礦原生礦,提高了原礦處理量,降低了磨礦成本,獲得鐵精礦品位65 . 54 、鐵回收率94 . 11的技術指標This paper analyses the problem of concrete cracking and leakage, and set up the model of the middle or low - strength steel slag anti - cracking and impermeable concrete ( acic ) on the base of the analysis. the four principles of water permeable resistance character, volume stability character, toughness and anti - chemical corroded character have been put forward for raw materials selection and durability design of acic, acic is designed by the theory of composite material and the theory of fiber - reinforced, and two series of acic, such as fly ash series and steel slag series, have been manufactured by means of mineral admixture, hybrid fiber and chemical admixture. hydrating heat, macro - mechanics quality, durability and microstructure of the acic have been researched
本文對中低標號大體積混凝土滲透開裂問題進行了研究,從混凝土自身結構形成與經濟角度指出大摻量粉煤灰與膨脹劑復合配製大體積混凝土的問題所在,提出採用鋼渣微細礦粉配製中低標號防滲抗裂混凝土的思路,運用復合材料理論設計中低標號防滲抗裂混凝土,提出了低水化熱、抗滲性能、體積穩定性、韌性和抗沖磨性能是中低標號防滲抗裂混凝土材料選擇和耐久性設計的主要原則,採用鋼渣微細粉復合混雜纖維、化學外加劑的技術路線,配製了適合於深水等特殊環境中的大體積中低標號鋼渣系列防滲抗裂混凝土,對其進行水化特性、宏觀物理力學性能、耐久性和微觀結構研究。分享友人