元素富集 的英文怎麼說
中文拼音 [yuánsùfùjí]
元素富集
英文
element enrichment-
Through the ree charactheristics being studied, it suggests that the xenoliths from hannuoba, ximeng, and puning area have no the trend of lree enrichment, which ratios of lree / hree approximate 1. therefore, it is not different from archean lithospheric mantle
稀土元素地球化學研究表明,漢諾壩、錫盟、普寧等地區包體則無lree富集的趨勢, lree hree接近於1 ,因此它們與太古代巖石圈地幔不同,稀土元素特徵表明它們遭受了強烈虧損。Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits
最後,綜合本區幔源礦物和地幔巖石的特徵以及地球物理資料,得出如下結論:本區上地幔的物質組成有尖晶石二輝橄欖巖、二輝巖、單斜輝石巖、純橄欖巖、方輝橄欖巖、石榴石二輝橄欖巖、金雲母二輝橄欖巖、榴輝巖;與中國東部以及華北地臺上地幔相比,研究區上地幔具有富集主元素中相容元素和虧損其中的不相容元素的特徵,局部熔融程度較高;上地幔存在橫向和縱向的不均一性,從西部的克里陽到喀拉喀什河和玉龍喀什河流域, al和lree富集程度呈下降趨勢,不同來源的相同礦物中主元素的含量差異較大;地質歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用;玄武巖漿的起源深度73km ;從幔源重砂礦物的溫壓估算結果,可以推斷出巖石圈厚度可達204 . 9km ;綜合巖石圈物質組成特徵、巖石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源巖石和幔源礦物的化學成分,認為研究區具備了金剛石成礦地幔地質條件。2 both the hanging wall and the footwail rock of ore bodies are garnet biotite schist, protoliths are alkaline volcanic rocks ( tracyh andesite ). according to characteristics of trace elements assemblages and the setting of tectonics, these alkaline volcanic rocks were derived from the lower degree melting of metasomatic and enriched mantle ( eml ) in the initial stage of middle proterozoic epoch. they strongly enriched in large ion lithophile elements ( lile ), such as ba
2 、礦體頂、底板圍巖(石榴石黑雲母片巖、鈉長黑雲母片巖等)的原巖為堿性火山巖(粗面安山巖) ,相對富集大離子親石元素ba 、 cs 、 rb 、 k 、 lree及貧zr 、 sr 、 ti 、 hf 、 hree ,為早元古代末期-中元古代早期交代富集地幔低程度部分熔融所形成的堿性火山巖。The transitional group of diabases have intervenient sig, feg, tig, indicative of in - between melting degrees and melting depths. the highest nag in thes e rocks tend to suggest that na behaved as a moderately incompatible element during magma generation, thus preclude the possibility for residual jadeite to host na
所有的觀察事實反映徐州地區晚元古代輝綠巖來源於具有不同深度、不同富集程度的nd同位素虧損地幔,因此最好的解釋模式就是它們為地幔柱沖擊作用下巖石圈-軟流圈-地幔柱相互作用的產物。It also implied that mother magma formed mafite was a residual melt trace elements distributed pattern is similar to transitional mid - ocean ridge basalt simultaneously, the pattern, which displayed a clear ( k ). rb. ba, th, ( th ) - enriched, also can be explained as an ocean ridge environment overlappe d with mantle plume
其微量元素的分配形式類似於過渡類型的洋中脊玄武巖,同時表現出( k ) 、 rb 、 ba 、 th 、 ( ta )的明顯富集,也可解釋為在洋中脊環境上疊加了地幔柱的特徵。5mg. kg - 1 respectively, zn concentration decreases in pileus when other hms were added, cu, pb, cd, concentration increasion in pleurotus ostreatus, the transformation and distribution is higher than single element, cd > zn > cu > pb
菌蓋中鋅隨著銅、鉛、鎘的加入而減少,表現為拮抗作用;但當其他重金屬元素存在時,平菇吸收富集銅、鉛、鎘皆表現為協同作用。( 4 ) we defined ssee factor ( surficial soil element enrichment factor ) and wpem factor ( weathering profile element mobility factor ), and applied them to evaluate the degree of effects of black shales weathering on soil, water bodies and their sediments composition
( 4 )提出了表土層元素富集因子和風化剖面元素遷出因子,用於估算巖石風化對水體及其沉積物、土壤的化學組成影響的程度。The conclusion is that the enrichment of pt, pd is controlled by big and deep fractures, that emeishan basalt is one of the sources of pt and pd, and that basic - ultrabasic rock offers the ore - forming elements and the ore forming energy
指出研究區的深大斷裂對鉑族元素的富集表現出很好的控製作用,峨眉山玄武巖為鉑族元素的礦源層之一,巖漿巖為鉑族元素的富集提供了成礦物質及成礦能量。Rare earth element ; cyanobacterium ; physiological effects ; bioaccumulation
稀土元素藍藻生理影響富集作用But in contrast of the research of chemical weathering of other rocks, such as granites and basalts, the research of chemical weathering of black shales both in width and depth still remains much to advance. after reading and investigating widely, we selected lower - cambrian black shales and their weathering profiles in hunan province as research objects of our work at first. then, based on field investigation of weathering status of lower - cambrian black shales and it ' s relationship with soil composition and human activities in hunan, we studied changes of chemical composition such as major and trace elements before and after weathering of black shales by comparison
根據文獻閱讀和野外調查,本文選擇了湖南安化、桃江、望城等地下寒武統黑色頁巖及有關風化剖面作為研究對象,並在查明湖南下寒武統黑色頁巖的風化現狀及其與土壤組成、人類活動的關系的基礎上,對比研究了黑色頁巖風化前後主量和微量元素等化學組成的變化,探討了元素的富集和遷移轉化機制以及黑色頁巖風化與區域環境質量的關系,得出了如下幾點主要成果和認識: ( 1 ) ti是黑色頁巖風化過程中的「不活動」元素,可作為參照元素,對其它元素的活動性進行質量平衡計算。The study covers regional geology, the physicochemical conditions of cu - ag polymetallic mineralization area, transport forms of copper and silver, the ore - forming geochemical mechanism of cu & ag, the geochemical characters of major element, trace element and lanthanon in mineralization field, the ore - forming age and geochemical mode, and so on
研究內容包括:區域地質和礦田地質,銅銀多金屬礦形成的物理化學條件,銅銀遷移形式,銅銀富集的地球化學機理,礦田常量元素、微量元素和稀土元素地球化學特徵,白秧坪銅銀多金屬礦田成礦時代和地球化學模式等。Abstract : 145 samples of eight plants were collected from lanmuchang and yangjiawan and quantitative analyses were made of the ore - forming elements in the plant ashes. considering the three principles of the plant indicator for mineral exploration, namely certainty, sensitivity and feasibility, this paper evaluates comprehensively the indicating functions of the eight plants, on the basis of some quantitative indexes such as the relation coefficient between plant ash and ore - forming element, concentration coefficient, etc. it also discusses the relationships between the anomaly of plant ashes and the fault zone, alteration zone mineralization zone and orebody, showing the significance of these plants to the prospecting
文摘:在濫木廠和楊家灣鉈(汞)礦床(點)對芒箕、南燭、榔榆、大金發蘚、蜈蚣草、石松、黃花草、醉魚草等8種植物取樣145件,在提出確定找礦有效指示植物三原則(確定性,敏感性,可行性)的基礎上,依據植物灰分與底質成礦元素相關系數、植物灰分富集系數和襯度系數,較全面地分析和評價了8種植物的找礦功能;討論了其異常的分佈與斷裂帶、蝕變帶、礦化帶以及工業礦化(礦體)之間的關系,並指出了其找礦意義。Because no tillage and minimum tillage reduce erosion and concentrate nutrients in the surface soil just below the residue cover, micronutrients generally are less often deficient than under conventional tillage
由於少耕和免耕減少了水土流失,同時把養分富集在植物殘茬覆蓋下的土壤表層,所以,與傳統耕作制相比,少耕和免耕一般不易發生微量元素的缺乏。The chances of heavy metal into the plant cell were reduced and stress alleviated. ultrastructural observation of leaf cells of myriophyllum verticillatum linn, showed that la3 + coule alleviate the injury of cell structure produced by cr6 +
對元素含量的測定表明,稀土元素降低了植物對重金屬的富集量,兩者表現出拮抗作用,減少重金屬離子進入植物葉片細胞的機會,從而減輕了毒害作用。Results indicated that mn, fe, al were the main elements consisting in the darkened coating of the sand media
研究表明:石英砂濾料表面的黑化物質主要是錳、鐵、鋁等金屬元素富集的結果。The yinachang fe - cu - ree deposit is one of typical deposits and mainly occurs in yinmin formation of kunyang group of middle proterozoic epoch. this paper mainly reports the results of investigation on the ree geochemistry of various rocks and minerals, the sources of ore - forming materials and the age of mineralization. the preliminary mechanism of sudden ree enrichment and mineralization in middle proterozoic has been interpreted
本論文選擇迤納廠礦床為主要研究對象,系統研究礦床不同類型巖(礦)石和礦物的稀土元素地球化學特徵,探討富稀土的成礦流體、成礦物質來源和稀土元素成礦時代,揭示昆陽裂谷初期因民組稀土元素富集的地球化學機制。This paper has studied the ore - forming process of this ore belt and magmatic rocks, major vein rocks, wall rock alterations, trace elements and geochemical characteristics of various epochs, probed into the regularity of element enrichment and variation, and established geological - geochemical ore - prospecting criteria
研究該礦帶成礦作用和在不同時代巖漿巖、主要脈巖、圍巖蝕變、微量元素及地球化學特徵, ?解元素富集變化規律,建立了地質地球化學找礦標志。This paper systemically contrasts and analyses the background value and its distribution, the relationship between element enrichment and ore - foming of the four units
依據1 : 20萬水系沉積物測量數據,對比分析了主要成礦元素在整個成礦帶及4個構造單元的背景值、元素的空間分佈規律、元素富集特徵及其與成礦的關系等。The lake ' s environmental problems include accelerated eutrophication, or aging, caused by nitrogen and phosphorus enrichment
太湖環境問題包括氮磷元素富集帶來的富營養化。It is concluded that : the enrichment of main ore - forming elements in northwest and west tianshan mountains represents the character of gold mineralization ; east tianshan mountain represents the mineral pattern of au, cu, ( ni ), and ag ; the north tianshan mountain is dominated by the ore - forming character of gold
得出西南天山、西天山元素富集特徵反映了以金為主的礦化特徵;東天山反映以金、銅(鎳) 、銀多金屬為主的礦產格架,北山是以金為主礦化特徵。分享友人