火山性 的英文怎麼說
中文拼音 [huǒshānxìng]
火山性
英文
volcanicity-
( 4 ) based on the analysis and summary of typical orogenic belt in china, advancing the marker to distinguish the exist of delamination occurred in orogenic belt, especially giving up some new marker such as ring ultrabasic - basic - medium acid rock body, local bimodal continental rifting volcanic activity ; rapakivi granite, etc. ( 5 ) collating the main stages of south part of sanjiang orogenic belts evolution after the close of old nanchangjiang ocean, i
較全面地提出了判別造山帶成熟拆沉作用發生的標志,特別是根據對我國典型造山帶的總結分析,提出了一些新的標志,如環狀超基性一基性一中酸性雜巖體;局部雙峰式大陸裂谷型火山活動;二長花崗巖、堿性花崗巖和奧長環斑花崗巖;地殼局部短暫下沉;等等。Therefore, based on the isotopic chorology, petrochemistry, geochemisty and sr, nd, pb isotope, the ph. d dissertation mainly studied some yanshanian mafic dikes, volcanic rocks and alkalic - ultramafic dikes in shandong province
本論文主要從同位素年代學、巖石化學、地球化學和sr ? nd ? pb同位素方面對山東地區燕山期基性脈巖、火山巖和堿性超基性脈巖進行了系統研究。The study shows that cretaceous volcanics mainly consist of medium acidic volcanic lava and volcanoclastic rocks, with locally developed basic lava ; medium acidic volcanics mainly consists of calc - alkalic series, was formed in compressive orogenic environment, and has good reservoir property, while cretaceous basis lava mainly consists of alkalic series, was formed in rift environment, and has poor reservoir property
結果認為,白堊紀火山巖以中酸性火山熔巖和火山碎屑巖為主,局部發育基性熔巖;中酸性火山巖以鈣堿性系列為主,形成於擠壓造山環境,儲集性能較好,而白堊紀基性熔巖以堿性系列為主,形成於裂谷環境,儲集性能較差。The rock assemblages of the bayinbuluke formation are mainly alkaline basalt - thick andesite - alkaline rhyolite
火山巖巖石組合以堿性玄武巖粗安巖堿性流紋巖為主。By studying, the main conclusions have been achieved as follows : i. the volcanic rocks, as the result of the partial melting of enriched mantle, comprise calc - alkaline andesite and dacite and a few tholeiite
通過研究,得出以下主要認識: 1 、火山巖為一套以鈣堿性安山巖為主,含少量拉斑玄武巖和英安巖。The wall rock of the mine is the third member of aqishan formation, which it is formed by the neutral - acidic volcanic rock and volcanic arenite of calcium - alkala series. the rock is mainly of andesite, quartz andesite, volcanic breccia agglomerate and volcanic breccia
礦床賦礦圍巖為阿奇山組第三巖性段鈣堿系列的中酸性火山巖-火山碎屑巖,主要巖性為安山巖、英安巖、火山角礫熔巖、火山角礫巖等。On the basis of the study on the petrology, trace element, and isotopic geochemistry, the primary magma of volcanic rocks can be divided into two series according to their originated rocks and degree of partial melting. one is the basanite - alkaline basalt - olivine tholeiite magma series, which are generated by partial melting from spinel iherzolite ; the other is nephelinite magma - alkaline picritic basalt magma, which are generated by partial melting of the garnet iherzolite
巖石化學、微量元素、同位素地球化學證據都表明,華北、華南地區的火山巖根據源巖和局部熔融程度的不同,可以分為兩個原生巖漿系列:一個是源巖為尖晶石二輝橄欖巖,隨著局部熔融程度的增加,形成的碧玄巖巖漿-堿性玄武巖巖漿-橄欖拉斑玄武巖巖漿;另一個是源巖為石榴石二輝橄欖巖,隨著局部熔融程度的增加形成的霞石巖巖漿-堿性苦橄玄武巖系列。It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g
本論文的主要成果包括以下幾個方面: ( 1 )採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段,探明了以硅灰,超細磨粒化高爐礦渣,優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質;從理論上分析了礦物功能材料在混凝土中的4種效應,即火山灰效應、填充密實效應、微集料效應、表面吸附效應,並由此發揮出增塑、溫峰削減(降熱) ,增強及耐久性改善等作用;通過相關理論分析,推導出礦物功能材料的合理粒徑范圍在5 m 15 m ,即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。The petrophysical properties of volcanic rock reservoirs in junggar basin are generally characterized by the following : the acidic lava and auto brecciated lava are the best, especially the petrophysical properties of auto brecciated lava and andesites after the tectonic movement and denudation process in the later stages are superior to those of basalts
準噶爾盆地火山巖儲層物性一般特點是:酸性熔巖、火山角礫巖最好,特別是經後期構造運動和溶蝕作用改造后的火山角礫巖;安山巖的物性總體優于玄武巖。Distant effect of jurassic collisions of qiangtang terrane, lasa terrane and paleo - pacific land onto the eurasian land made east qinling - dabie mountains in a compressional circumstance for a long time, and suppressed its orogenic extension ; whereas, cretaceous late - collisional extension and appearance of west pacific trench - arc - basin system relieved east qinling - dabie mountains of external compression, instantly result in violent orogenic lithosphere delamination - extension and depressurized - calefactive melting, and consequently, led to the formation of large scale early cretaceous granitoids and intermediate - acidic volcanic rocks
羌塘地體拉薩地體和西太平洋古陸在侏羅紀與歐亞大陸拼貼碰撞的遠距離效應使東秦嶺大別造山帶長期處于擠壓環境,伸展作用被抑制白堊紀的碰撞晚期伸展和西太平洋溝弧盆體系的遠距離效應使東秦嶺大別地區的外部擠壓消失,導致造山帶巖石圈迅速強烈拆沉伸展和減壓增溫熔融,從而形成大規模早白堊世花崗巖類和中酸性火山巖。The lower part formed in a littoral - epeiric environment, is a series of elastic rocks, partly contains carbonate rock and metamorphic basic volcanic rocks and the upper part formed in a bathypelagic environment is a series of sediments with chert, partly contains metamorphic basic volcanic rocks
其下部為一套濱淺相碎屑巖,局部夾碳酸鹽巖、變質基性火山巖;上部為一套深水沉積巖系夾硅質巖,局部夾變質基性火山巖。Chagan sag is a secondary tectonic unit in chagandelesu depression, northeastern yingen - eji ' naqi basin, and the basement of the basin is a paleozoic fold belt of continental margin or island arc at the connection region of north china plate * tarim plate and kazakstan plate, with the character of erogenic belt. in working area and its adjacent area, the forming tectonic setting of indosinian intrusion was that orogenic belt pressed strongly, intracontinental subduction ; that of early yanshan movement epoch was the stress field transferred from compression to extension meanwhile the incrassate crust of orogenic zone turned to extensional collapse ; and that of early cretaceous volcanics was that the area structure extensional collapse further more during the post period of orogenic phase
查干凹陷屬于銀根?額濟納旗盆地東北端查干德勒蘇坳陷內的一個次級構造單元,其盆地基底為古生代時期華北板塊、哈薩克斯坦板塊和塔里木板塊交接部位形成的陸緣或島弧褶皺帶,具有古生代造山帶的性質。研究區及鄰區印支期侵入巖形成於造山帶強烈擠壓陸內俯沖的構造環境;燕山早期侵入巖形成於由擠壓轉向拉伸、造山帶的增厚陸殼開始發生伸展垮塌的構造環境;早白堊世火山巖形成於造山期后進一步發生伸展垮塌的區域構造環境。Magmatic consanguinity analysis of the muchen intrusion and xishantou formation volcanic rocks in zhejiang
浙江沐塵巖體與西山頭組火山巖的巖漿同源性分析Volcanic rocks are characterized by wide distribution, complex lithology and lithofacies, and various eruptive forms. they are t ypically layer - or lens - like in shape and strike parallel to the principal structural lineaments in the region
研究區火山巖分佈層位廣,巖性、巖相復雜,噴發形式多樣,呈層狀、似層狀展布,延伸方向與區域構造線走向一致。And apatite. by these analyses and comparison with general granite both in china and the world and with the granite in other au or cu belt in china, the characteristics of the granite in this area are concluded as follows. it belongs to magnetite - i or syntectic granite and has crust - mantle mixed characteristics ; it was formed mainly by crystallization differentiation of melting magma and multiphase varied intrusion ; the degree of differentiation evolvement is not high ; the granite and its enclaves p. re congenetic ; the range of temperature is about 500 - 700, the range of pressure is about 2. 50 gpa - 4. 35 gpa, and the range of oxygen fugacity ( lg fo2 ) is - 15. 53 - - 14. 00 ; most granite bodies formed before the collision of plates, and few formed after the collision of plates
通過對測試數據的分析與綜合研究,並同中國和世界一般花崗巖類以及中國主要金、銅成礦巖體的花崗巖類進行對比,得出本區花崗巖類巖石具有以下特徵:屬磁鐵礦-型或同熔型花崗巖,其巖漿物質具殼幔混源特徵:主要由熔融態巖漿經結晶分異作用,通過多期變速上侵而形成;其分異演化程度較低;寄主巖基和包體具有同源性;巖石的形成溫度范圍約為500 - 700 ,壓力大約為2 . 50gpa - 4 . 35gpa ,氧逸度值1gfo _ 2為- 15 . 53 ? 14 . 00 ;該巖帶主要形成於板塊碰撞前消減的活動板塊邊緣期,為燕山至喜馬拉雅早期的大陸邊緣火山弧環境的產物。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 romans discovered that a mixture of quicklime, volcanic ash and aggregate would harden under water - the roman cement or hydraulic lime was born
生石灰,火山巖灰燼和其它混合物在水的作用下會變硬的特性由此羅馬水泥或水化石灰就誕生了。The formation of a petrofabric is mainly composed of volcanics interlated with minor detrital rock, that of b petrofabric mainly detrital rock inter lated with minor volcanics, and that of c petrofabric mainly carbonate rock. the evidences in geochemistry character demonstrate that metamorphic volcanic rock of the a petrofabric belong to calc - alkaline volcanic rock
在代表性巖石原巖研究的基礎上確立了各巖組的原巖建造類型,它們分別是: a巖組主要為一套火山巖夾碎屑巖沉積建造; b巖組主要為一套碎屑巖夾火山巖建造; c巖組主要為一套碳酸巖建造。By comparing i8o curve with annual growth rate and grey level curve in the stalagmite during the same period, the author brings forward that that climate in shennongjia region mostly embodies matching modes of warm / wet, cold / dry over the past 2000 years, but temperature was out of harmony with precipitation in the course of climate transforming, which shows that shennongjia climate embodies matching modes of cold / wet, warm / dry at part period of time
近2000年中17次太陽活動和1400aad以來29次火山活動對氣候變化影響的印跡在石筍氧同位素中都有明顯的記錄,表明氣候事件與太陽活動、火山活動有較好的相關性。石筍各代用指標譜分析顯示126a 、 100a 、 81a 、 60a 、 40a 、 22a 、 11a等周期成分,也進一步支持了太陽活動對季風區短尺度氣候變化的驅動作用。Xiongcun copper - gold ore deposit is located in gangdese metallogenetic belt with a large scale. the ore body mainly exists in the second lithoid unit ' s tuffs and the third lithoid unit ' s dacite tufa of the cretaceous volcanic stratum, which are not only mother rock but also mineralized body
雄村銅金礦床處于岡底斯成礦帶,礦床規模巨大,礦體主要賦存於白堊系火山巖地層第二巖性單元的黃鐵絹英巖化硅化凝灰巖和第三巖性單元英安質疑灰巖中,上述巖石既是賦礦圍巖又是礦化體。分享友人