部分熔融 的英文怎麼說

中文拼音 [fēnróngróng]
部分熔融 英文
fraction melting
  • : Ⅰ名詞1 (部分; 部位) part; section; division; region 2 (部門; 機關或組織單位的名稱) unit; mini...
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : 動詞(熔化) melt; fuse; smelt
  • : Ⅰ動詞1 (融化) melt; thaw 2 (融合; 調和) blend; fuse; be in harmony Ⅱ形容詞[書面語]1 (長遠; ...
  • 部分 : (整體中的局部或個體) part; section; portion
  1. During diagenetic process, there may exist the fractional crystallization of clino - pyroxene, plagioclase, olivine and ti - fe oxide, and the accumulation of olivine. the alkalic - ultramafic dikes formed by low degree partial melting ( 3. 4 % ) of enriched mantle, consist of single olivine pyroxenolite, the dominating olivine fractionation is evident

    成因上為富集地幔部分熔融作用的結果,但在成巖過程中也可能存在單斜輝石、斜長石、橄欖石和ti - fe氧化物等礦物的離結晶作用。
  2. Amore 2001 has successfully investigated the gakkel ridge and arctic ocean in vicinity of its geological and geophysical nature, as well as the nature of sea ice and biology in this area. the preliminary onboard petrology and bathymetry results show that the mantle beneath the gakkel ridge with low temperature has only encountered very low degree partial melting during the spreading and there is no any direct relationship between the crust nature and the spreading rate along the gakkel ridge in any simple petrologic way. mantle temperature and fracture zone density also play a major role on the crust nature, besides spreading rate

    對所取得資料的初步研究表明gakkel洋中脊之下的地幔僅經受了較低程度的部分熔融,具有較低的溫度。 gakkel洋中脊處的地殼性質和巖漿活動與擴張速率之間不存在任何直接的巖石學相關性,擴張而導致的巖石圈頂的冷卻並不是決定洋脊處地殼性質的最重要因素。地幔溫度和斷裂帶的存在與否及其密度對地殼性質具有重要的影響意義。
  3. The mafic dikes also formed by the partial melting of enriched mantle, include gabbro, diabase ( distributing mainly in luxi ) and lamprophyres ( camptovogesite, odinite and hornblende lamprophyres ) ( mainly in ludong ). for all the rocks, crustal contamination was absent when magma emplaced. 2

    基性脈巖主要包括輝長巖、輝綠巖(主要佈在魯西地區)和煌斑巖(以斜閃煌斑巖為主,同時含拉輝煌斑巖和角閃煌斑巖) (主要佈在魯東地區) ,都為富集巖石圈地幔部分熔融的產物。
  4. 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。
  5. Based on the petrological, petrochemical and geochemical analyses about these rocks, it is concluded in this paper that the xenoliths were originated from the upper mantle, and comprised of both primitive pyrolite and the infusible solid residual of the upper pyrolite while the basaltic magma was melted out of it, which were brought up to the earth ' s surface via o1carnc eruption

    根據其巖石學、巖石化學及地球化學特徵析,包體來源於上地幔,其成因既有原始地幔巖,亦有上地幔巖經部分熔融出玄武巖漿后的難固相殘留物,被火山噴發攜帶至地表。
  6. Below the lithosphere is the rheosphere comprising partly fused peridotite.

    巖石圈之下是由部分熔融的橄欖巖所組成的軟流圈。
  7. The pges abundance patterns of residual mantle rock with a peleo - subduction background is characterized by pd, pt depletion and ir, ru relatively enrichment, while the basalt and basic dyke by the processing of partial melt in the same background take an opposite feature of pd, pt enrichment and ir, ru depletion. the existence of fluid in the subduction zone increases the degree of partial melt on the one hand, and on the other, activates the activity of pd, pt compare to ir, ru, and thus reduces the pd ir and pt ru in residual mantle rock. the pges patterns for basalt and basic dyke from two carboniferous volcano zones to south qoltag and north turpan - hami basin, xinjing uigur autonomous region, take a shape of gentle positive inclined curve with lower pt and pd differentiation and lower pges. all these features are obviously different from that of basic dyke and basalt from typical ophiolite and therefore the author believe that their fluid - rich paleo - subduction zone environment can be ruled out

    古俯沖帶背景下的殘餘地幔巖的pges配以pd , pt明顯虧損和ir , ru相對富集為特徵,而部分熔融產物的玄武巖和基性巖脈則呈現相反的ir , ru明顯虧損和pd , pt相對富集特徵。俯沖帶中流體的參與一方面增加了部分熔融程度,有利於pd , pt從原始地幔進入相另一方面,流體的作用使得pd , pt相對于ir , ru遷移活動性效率提高,造成地幔巖中
  8. High - mg volcanic rocks approach the primitive mantle compositions, and their magmatic source is close to the composition of bse, derives from the lower mantle and formed by this type - mantle rocks " fractional melting highly ( > 25 % ). high - mg volcanic magma, formed in the axis of the emei mantle plume, underwent the crystallization differentiation of olivines and some pyroxenes ; some olivines reflect fair cumulus crystallization

    高鎂火山巖接近於原始巖漿的組成,巖漿源區與地球平均成bse的成特徵相近,起源深度為下地幔,為該地幔巖較高程度的部分熔融( 25 )而形成的。高鎂火山巖處于地幔柱的軸,經歷了橄欖石及一定程度的輝石異結晶,並且橄欖石顯示出一定的堆晶作用。
  9. 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類可定為方輝橄欖巖,且均為fa _ ( 100 ) 、 en _ ( 100 )的鎂質端元組;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。
  10. The southern hainan mafic dykes are strongly enriched in lile with high nb / ta ratios, indicating a magma source reconstructed by silicic - melt through partial melting of ancient subducted slides. however, the northern hainan mafic dykes with chondritic nb / ta ratio should be derived from the fiuid - metasomatized mantle related to ancient subduction zone

    瓊南基性巖脈強烈富k _ 2o等lile和具有較高nb ta比值,其地幔源區應受到了古俯沖板片部分熔融形成的硅質體的改造;而瓊中基性巖脈的nb ta比值接近於球粒隕石和morb值,應為古俯沖帶含水流體交代的地幔源區的產物。
  11. Partial melting of the enriched lithospheric mantle owing to a raised geotherm caused by lithosphere thinning and following the afc process resulted in the formation of the quannan and tabei syenites in southern jiangxi

    隨著拉張作用加強,受軟流圈物質交代過的巖石圈地幔的小比例部分熔融形成的高鉀堿性巖漿經afc作用形成堿性雜巖(全南和塔背巖體) 。
  12. Plastics - differential scanning calorimetry - part 3 : determination of temperature and enthalpy of melting and crystallization

    塑料差示掃描量熱法dsc第3和結晶溫度及熱焓的測定
  13. The alkaline basalts in southern hunan are suggested to have formed by small degrees of decompression melting of the asthenosphere mantle during the initial extension. the transitional ( the chebu gabbro ) and tholeiitic basaltic magmas were generated by relatively larger degrees of partial melting of the mantle

    在裂谷初期,軟流圈地幔的小比例部分熔融形成堿性玄武巖(湘南) ,在裂谷拉張作用比較強、地幔部分熔融比例比較大時形成贛南和湘南的過渡型(車步輝長巖)及拉斑質玄武巖。
  14. The residue formed by partial melting of thickened crust due to anomalous heat supply by mantle superwelling at early cretaceous is possibly easy to detach from the crust because of its high density, leading to the remove of mountain root and large scale uplift of the orogen

    早白堊世地幔超柱事件熱擾動所引起的加厚地殼部分熔融后的殘留體可能由於比重較大而拆離進入地幔,從而發生去山根作用和造山帶的大面積隆起。
  15. Paleoproterozoic ; wangjiahui granitoids ; partial melting ; recycling of islands arc and continent crustal materials ; tectonic transition ; wutai mountains

    古元古代王家會花崗巖部分熔融島弧和陸殼物質再循環構造轉換五臺山
  16. The fused or partially fused materials used in making glass

    玻璃料制玻璃用的一種部分熔融的材料
  17. The mafic rocks have high ( 87sr / 86sr ) j ( 0. 7046 - 0. 7077 ) and 207pb / 204pb ( 15. 47 - 15. 67 ), but relatively low in ( 143nd / 144nd ) i ( 0. 5125 - 0. 5127 ) and 206pb / 204pb ( 18. 26 - 18. 52 ). the negative correlation between 143nd / 144nd and 206pb / 204pb and the positive relationship between 87sr / 86sr - 206pb / 204pb suggest a mixing of a depleted mantle source and an em2 component in the study area. calculation reveals that the maopin - shaianjiao mafic rocks are formed by 5 - 15 % degree of partial melting of an lree - riched spinel iherzolite

    模擬計算表明,該基性巖墻群是尖晶石二輝橄欖巖地幔5 - 15部分熔融的產物;微量元素配模式及理論模擬表明茅坪?曬鞍角基性巖體的地幔源區在前曾受到1俯沖沉積物體的源區混染和5流體交代作用。
  18. Quantitative calculation of trace element content for the residue after partial melting suggests that intermediate - mafic granulites outcropped in the dabie orogen are not the residue of partial melting

    殘留相微量元素定量計算結果表明,大別山現今出露的中基性麻粒巖不是部分熔融后形成的殘留體。
  19. 2. early jurassic mafic volcanic rocks in yanshan area were derived from decompression melting of an ancient continental lithospheric mantle, which had been previously metasomatized by subducted slabs during the closure of paleo - asian ocean ; the mantle source of late jurassic mafic volcanic rocks were contributed by dominant emi and insignificant subducted metasomatic components ; early cretaceous mafic volcanic rocks were derived from decompression melting of an ancient continental lithospheric mantle ( emi ). with regard to the basaltic lavas, the felsic rocks resulted from partial melting of continental crust, which closely related to basaltic underplating

    2燕山地區早侏羅世中基性火山巖來自於早期俯沖交代的古老巖石圈地幔部分熔融作用,俯沖交代作用可能與早期古亞洲洋閉合事件有關;晚侏羅世中基性火山巖更多來自於類似於emi型地幔源區的部分熔融作用,俯沖交代成貢獻很弱;早白堊世基性火山巖則來自於emi型地幔源區的部分熔融作用。
  20. The mineral chemistry amd elemental variations in whole rocks can be ascribed to results of partial melting of various degrees. according to the fractional melting model, the partial melting degree for the iherzolites is less than 5 percent, and about 7 to 20 percent for harzburgites

    全巖及礦物的主量元素的成變化主要受部分熔融程度的控制,模型獲得的二輝橄欖巖的部分熔融程度5 ,方輝橄欖巖部分熔融程度在7 - 20之間。
分享友人