Based on the polygenetic compound theory, in combination with the study of regional geology, the geological characteristics of the ore field and mineral deposit geochemistry, this study discusses the constraint from geological structures and ore-bearing wall rocks on the mineralization and presents that the Dachang tin-polymetallic ore field genetically belongs to polygenetic compound type relevant to magmatic-hydrothermal superimposition and modification.

運(yùn)用多因復(fù)成理論欧美精品网一区二区，通過對區(qū)域地質(zhì)背景免费A级毛片全免费还看、礦田地質(zhì)特征、礦床地球化學(xué)等方面的研究国内精品久久一级，探討地質(zhì)構(gòu)造與容礦圍巖對成礦的制約亚洲天堂日韩视频无码，認(rèn)為大廠錫多金屬礦田在成因上為巖漿疊加改造混合熱液多因復(fù)成型

The method of processing of the gold-containing ores provides for the ore excavation at the mining works, its stage-by-stage ragging in the grinders with the check screening, separation of the ground ore by the sizes, separation from the ground classified ore of its sub-quality part and the barren rock.

含金礦石的處理方法決定了采礦工作中開采礦物的方式，其分階段磨礦包括在研磨裝置中檢查篩選礦石国产亚洲精品美女古装AV、然后按照研磨礦石的粒度大小進(jìn)行分離天天夜碰日日摸日日澡，將研磨分類礦石的低品位礦石與貧礦分離出來。

The ductile shear zone played an important role in localization of gold ore deposits:(1) The ductile shear zone confines the source, migration and evolution of ore-formingfluid;(2) Shear stress and deformation accelerate the remobilization of mineralized elements;(3) The ductile shear zone supplies space for ore-forming fluid deposition.

田灣礦田剪切帶制約著成礦流體的來源本溪国产黄色视频aa、運(yùn)移和演化亚洲自偷自偷偷色无码中文，剪切應(yīng)力、應(yīng)變作用對成礦元素的活化遷移具有重要的影響黄色AⅤ无码视频，為金的成礦提供了物質(zhì)基礎(chǔ)和創(chuàng)造了條件这里只精品视频。

The ductile shear zone played an important role in localization of gold ore deposits:(1) The ductile shear zone confines the source, migration and evolution of ore-forming fluid;(2) Shear stress and deformation accelerate the remobilization of mineralized elements;(3) The ductile shear zone supplies space for ore-forming fluid deposition.

田灣礦田剪切帶制約著成礦流體的來源、運(yùn)移和演化1024亚洲免费视频，剪切應(yīng)力插黄网站、應(yīng)變作用對成礦元素的活化遷移具有重要的影響，為金的成礦提供了物質(zhì)基礎(chǔ)和創(chuàng)造了條件aaaaeee。

M ore sophisticated recent methods, such as spectrochemical analysis, are not suited to assaying precious metal ore s because the samples of the inhomogeneous ore that must be used are larger than the instruments can handle.

近代較復(fù)雜的方法不適合分析貴金屬礦国产一区日韩动图，因為那些必需使用的雜質(zhì)礦樣品比工具大得多，不能操作99久久蜜v视频。

The development and application of the expert decision support system for ore-blending unifies the macroscopic balance of ore quality and the microscopic control of ore quality, which realizes both qualitatively and quantitatively the synergistical optimization.

配礦專家決策支持系統(tǒng)EDSS的開發(fā)與應(yīng)用www.直接看黄色视频大全清纯，將宏觀礦石質(zhì)量均衡與微觀礦石質(zhì)量控制融為一體，實(shí)現(xiàn)了定性與定量相結(jié)合的礦石質(zhì)量協(xié)同優(yōu)化機(jī)制在线视频xxxx。

I. oxid granite tile , include magnetic iron ore, red iron ore, brown iron ore, etc.

一日本特级片、氧化鐵：含鐵氧化物的礦物有磁鐵礦、赤鐵礦欧美A∨免费网站、褐鐵礦亚洲欧美性爱视频免费观看、鈦鐵礦等。

By actualize dead lime slaking technology,the blended mix and sintered ore size were improred,the sinter process was aggrandized,the question of white in sintered ore was solred,the production of simtered ore was adranced and quality was improved.

通過實(shí)施生石灰消化技術(shù)网址你懂的在线观看，改善了混合料及燒結(jié)礦粒度組成国产一级情侣A片，強(qiáng)化了燒結(jié)過程，消除了燒結(jié)礦中&白點(diǎn)&問題五月婷婷色色色色色色，提高了燒結(jié)礦的產(chǎn)量2021年最新情侣自产自拍，改善了燒結(jié)礦的質(zhì)量无码国产一区二区免费。

The technological processes of raw ore direct acid-leaching,raw ore salt roasting-water leching or acid leaching and raw ore salt roasting-acid pelletizing curing-acid leaching,etc.

原礦加鹽焙燒水浸或酸浸；原礦加鹽焙燒一拌酸制粒熟化酸浸等工藝過程黄片三级片a片。

The mendous thick ore body was formed by sea floor volcanic eruptive sedimentation during the Devonian Period; the stringer ore body by Yanshanian magmatic hydrothermal fluid filling and overprinting. The reduction of old terrigenous detritus and some organic materials has important effect on the late ore fluids.

其中層狀礦體為泥盆紀(jì)海底火山噴發(fā)沉積作用所致，脈狀礦體可能來自燕山期巖漿熱液充填迭加形成国产女主播喷水视频在线观看，古大陸碎屑物質(zhì)和部分有機(jī)質(zhì)的還原對后期成礦流體具有較大的影響作用18岁禁止污污男女小黄片。