礦化世代 的英文怎麼說
中文拼音 [kuànghuàshìdài]
礦化世代
英文
generation of mineralization-
Ultramafic rock fragments, which almost is altered to ophite, distributed in structural zone and displayed structural lens. so far, 9 fragments were discovered and mapped in nujinshan and bujing area ultramafic rock can be divided two kinds according to it ' s geochemical characteristics. one can be correlated with metaperidotite, which represented residual part that primary pyrolite underwent moderate partial melting, from some representative ophiolite melange in the world
按超鎂鐵巖類的地球化學特徵可將其劃分為兩類：一類具有較高而穩定的mgo 、較低的al _ 2o _ 3 、極低的cao ， m f值為8 . 0 ? 8 . 4 ，按標準礦物組合進行分類可定為方輝橄欖巖，且均為fa _ （ 100 ） 、 en _ （ 100 ）的鎂質端元組分；可與世界上一些典型的蛇綠巖套中變質橄欖巖進行對比，代表了原始地幔中等部分熔融作用后殘余物。The chemical components of the main minerals such as the garnet, clinopyroxene, orthopyroxene and plagioclase were analysed ; the temperatures and pressures of the mineral of different generations are computed with appropriate thermometers and barometers
對石榴石、單斜輝石、斜方輝石、斜長石等主要礦物的化學成分進行了分析。選取了合適的溫度計和壓力計，計算了不同世代礦物記錄的溫度和壓力。There is a close relation between mesozoic tectonic evolution, fluid evolution, petrogenesis and mineralization in the manzhouli - e ' erguna region in the northeast of the northern orogenic belt, china, and three evolution stages of the mesozoic tectonic - fluid - petrogenetic and metallogenetic system are proposed out : 1 ) acompanied by ree and cu mineralization, the calc - alkaline volcanic rocks and mantle - crust mixed type granite occurred under the regional tension tectonic background caused by the mongolia - okhotsk residual ocean that was closing in scissors form in the early - middle jurassic. 2 ) acompanied by pb, zn and ag mineralization, the calc - alkaline and alkaline volcanic rocks occurred under the regional shear - compression tectonic background in the late jurassic. 3 ) acompanied by u, f, pb, zn and ag mineralization, the caic - alkaline and alkaline volcanic rocks occurred under the regional tension tectonic background in the early cretaceous
摘要本文討論了北方造山帶東北段滿洲里額爾古納地區及其毗鄰區中生代構造流體成巖成礦系統及其演化的三個不同階段： 1 ）早中侏羅世張性「似裂谷環境」下所形成的中基性堿性火山巖、同熔性花崗巖及深源流體活動形成的稀土礦床和斑巖性銅鋁礦床； 2 ）晚侏羅世擠壓剪切環境下所形成的酸性火山巖、斑巖類及深源流體活動所形成的鉛鋅銀礦床； 3 ）早白堊世張性環境下所形成的基性堿性火山巖及深源流體活動所形成的鈾礦床、金銀礦床及螢石礦床。Those two phases of conjugated shear joints are differ from each other in spatial distribution, which is a reflection of the spatial evolution of the fault zone. it can beinferredfrom the information about macrostructure, superimposed deformation of tectonites, paleotectonic stress field of joints and other related documents that there had been three stages of significant activity since zijingguan fault zone was activated. the first stage was about from middle juiassic to early cretaceous, when the fault zone activated left - laterally under nw - se striking transpression
宏觀構造組合特徵、構造巖變形疊加信息、節理的古構造應力場信息及前人區域資料表明，紫荊關斷裂帶自古生代末開始活化以來有三次主要構造活動：第一次是中侏羅世?早白堊世，在北西?南東向近水平擠壓作用下，斷裂左行壓扭性活動，控制太行山地區巖漿巖帶及與其相關的接觸交代型礦床的形成。Since 1950s, changjiang water resources commission as well as other scientific research units have carried out engineering geological reconnaissance for large - scale cross structures and the whole route, meantime, researched special subjects, such as special soils ( expansive soil, loess ), the canal section in coal mining area, regional structure stability, sandy soil liquefaction etc
自20世紀50年代迄今，長江水利委員會及其它科研設計單位對中線工程全線及大型交叉建築物進行了工程地質勘察，同時對特殊類土（膨脹土、黃土） 、渠線過煤礦區、區域構造穩定性、砂土液化等專題進行了研究。According to hydrochemistry monitoring material of northwest rivers in recent five years, and compared with the first northwest rivers water resources investigation appraisal result in 80 ’ s of last century, we analyzed the main rivers hydrochemistry condition, runoff degree of mineralization, total hardness and the hydrochemistry type distribution
根據近5a來對西北諸河的水化學監測資料，統計出了主要河流水化學狀況；分析了河川徑流礦化度、總硬度和水化學類型的地區分佈，並與20世紀80年代第一次西北諸河水資源調查評價的結果進行了比較。With the incessant penetration of the economic system reformation of our country, and with the continuous acceleration of modernization course, the production in coal mine will be bound to alter the tactics of persons at present, and show the modernization management and production technology to people
煤炭是我國的第一能源，在一次性能源結構中佔72以上，隨著我國經濟體制改革的不斷深入，現代化進程的不斷加快，煤礦生產必將改變目前的人海戰術，以現代化的管理和生產技術展現於世人面前。分享友人