重砂礦物 的英文怎麼說
中文拼音 [zhòngshākuàngwù]
重砂礦物
英文
heavy placer mineral-
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。The cyclones with short cone are used for crude grading of minerals with heavier specific gravity in gold mines, sand gold mir. es and sulphur ore mines and have such advantages as small ground occupation, high capacity, high operating flexibility, low energy consumption and high movability etc
短錐分選旋流器用於金礦、砂金礦、硫化礦等比重較大的礦物的粗選作業，具有佔地面積小，處理能力大，操作彈性大，能耗低，可移動性強等優點。The sandstone contains lesser amount of heavy minerals such as zircon, garnet, tourmaline, and staurolite
砂巖中含少量的重礦物，如鋯石、石榴石、電氣石、十字石等。On the basis of the types of sand stone, light and heavy mineral associations, planimetric map of sedimentary facies and directions of palaeoflow, it is considered that detrital material of terrigenous deposit of chang6 - 8 oil - beds in this area come from southwest provenance, northeast provenance, west provenance and south provenance, respectively, which are the denudation area of huating - longxian county in southwestern, yinshan ancient land in the northern, the denudation area of yantong mountain and tongxin to the west of yangjiajuzi - yinjiacheng county and qinling ancient land in the southern
根據砂巖類型、輕、重礦物組合、沉積相帶平面展布及古水流方向等特徵的分析，認為研究區延長組長6 ? 8油層組陸源碎屑物質來自西南、東北、西部和南部四大物源區，分別為西南華亭?隴縣一帶剝蝕區，北部陰山古陸，西部的楊家咀子、殷家城以西的煙筒山、同心地區剝蝕區和南部秦嶺古陸。In order to direct the water to the forebav of the pump station from the original canal, a channel long 135 m is designed. it crosses through the terrain top with a depth of more than 50 m. soil of the channel slopes is a strongly - weathered silty and sandy mudstone with many well - developed reticular cracks and takes the structural surfaces almost same as the channel slopes
東深供水工程金湖泵站位於塘廈鎮東面，屬低山、殘丘地貌，地面高程22 60m ；泵站前池進水渠橫切山脊，連接原東深供水河，設計開挖1條長135m的進水渠，坡高50多米，邊坡土質為強風化的粉砂質泥巖，網狀裂隙發育，結構面基本與坡面重合；坡體土質中含有較多的粘土礦物，具有遇水軟化的特性。It is difficult to conform the derivations of the native heavy minerals, so the author assumes corresponding procedures as follows to accomplish the research task : firstly, according to the composition typomorphic peculiarities of minerals deriving from mantle, the author selected a part of minerals as preliminary reseach objects from the native heavy minerals and then further investigate the mantle ones and their host rocks in two ways : one is the method of comparation with the corresponding minerals of rocks deriving mantle in the research field and other places ; anorther is the method of multivariate statistical analysis
本次工作為了盡可能地排除非幔源礦物的干擾，根據陳光遠（ 1990 ） 、潘兆櫓（ 1994 ）等學者有關礦物成分標型的論斷，篩選出地幔特徵元素含量較高的重砂礦物做為初步研究對象，為達到研究目的採取了如下方法：與區內已發現的幔源巖石（如鉀鎂煌斑巖等） 、國內外有代表性的堿性玄武巖、金伯利巖、鉀鎂煌斑巖的深源包體中的相應礦物進行對比研究的方法；多元統計分類的方法。Because of the absence of mantle xenoliths and xenocrysts, it is the first time that this paper looks on the native heavy minerals deriving from mantle, which were collected at the terraces of the two rivers, kalakshi river and yulongkashi river, as objects and takes into account the geochemical characteristics of the rocks deriving from mantle such as keliyang lamproite and so on to study the composition of lithospheric mantle, the characterics of palaeozoic era lithospheric mantle, mantle thermal state, and diamond metallogentic mantle geological conditions in research field
為達到研究目的，本文首次以喀拉喀什河和玉龍喀什河沿岸階地的幔源重砂礦物（單斜輝石、鉻尖晶石類礦物、鈦鐵礦以及石榴石）為研究對象，結合鉀鎂煌斑巖等區內已發現的幔源巖石及其中地幔物質對該區地幔物質的組成、古生代巖石圈地幔特徵、巖石圈熱狀態以及該區金剛石成礦地幔地質條件做了嘗試性的研究工作。An important issue is that the dry bulk and shear modulus of sandstone are tightly correlated in a simple relationship with distribution of porosity, mineral composition, clay content, cementation, and differential pressure
砂巖的乾燥體變模量和剪切模量與孔隙度分佈、礦物成分、粘土含量、膠結度和差壓的關系是嚴格相關的，這一點非常重要。In order to choose the plants that were hypertolerant to heavy metals and for the case of phytoremediation of soils that were polluted by heavy metals, the research was carried out by the methods of soil - planting and sand - planting in green - house. the study includes selecting the hypertolerant plants from 36 dominant species found in the vicinity of a pb / zn mine tailings pond, observing the ecophysiological response of the hyperaccumulators, improving - impact of hyperaccumulators on biosolds and examining the effect of nutrient elements ( n p k ) on the lead uptake
為選擇和篩選富集重金屬或對重金屬具有耐性的植物，以達到利用植物修復重金屬污染土壤的目的，本研究通過溫室砂培和土培的方法，對生長于鉛鋅尾礦區的36種植物進行了篩選，研究了富集植物品種對重金屬pb的生理生態效應、對重金屬pb的吸收和耐性以及對污泥的響應，並探討了土壤中的營養元素n 、 p 、 k對植物吸收pb的影響，為植物修復工作提供理論依據。A survey of literature shows that little study has been done on uptake of pollutants by plants from the polygonaceae, and that the reports about their physiological and biochemical characteristics under heavy metal stress were sporadically seen. a batch of sand culture and soil culture experiments were carried out to investigate heavy metal and radiocesium uptak e and accumulation by rumex acetosa linn, polygonum microcephalum d. don, and rumex hastatus d. don widely distributed on copper mining areas, and their physiological and biochemical characteristics under cu zn stress, as well their potentials in application to phytoremediation
本論文以廣泛生長于銅礦區的蓼科植物酸模、小頭蓼和戟葉酸模為試驗材料，運用砂培、土培等方法，研究它們對重金屬（ cu 、 zn ）以及放射性核素（ ~ （ 134 ） cs ）的吸收和積累特性以及cu 、 zn脅迫條件下它們的生理生化特徵，初步探討它們在無機污染物污染土壤植物修復中的應用潛力。Abstract : yanchang series is a typical low permeability reservoir, and its favourable sandstone reservoir is delta facies. heavy compaction, cementation and heterogeneity exist in it. according to the analysis of the main control factors of forming the secondary pore, it is held that the secondary pore in longdong area is controlled by both favorable facies belt and abnormal formation pressure. it is also held that the formation of the abnormal formation pressure is due to the dewatering of the clay mineral during diagenesis because the dewatering time is identical with the decarboxylation time of organism. organic acid and co2 are driven to adjacent favorable reservoirs under the abnormal formation pressure, and a lot of secondary pore is produced in the runners. from the present exploration result, it is useful to predicting the development of secondary pore to study the distribution of abnormal formation pressure
文摘:陜甘寧盆地三疊系延長統是國內外典型的低滲特低滲油田，儲集層主要為三角洲砂體，壓實作用和膠結作用強烈，儲層非均質性非常嚴重，因此預測次生孔隙發育帶是尋找油氣聚集帶的關鍵.通過對陜甘寧盆地隴東地區延長統次生孔隙形成的主控因素分析，認為陜甘寧盆地延長統次生孔隙的形成除了受沉積有利相帶控制外，還與地層異常壓力的作用密切相關.研究認為隴東地區異常壓力的形成機理主要由於成巖過程中粘土礦物脫水作用.粘土礦物大量脫水時間正好與有機質脫羧期相一致，從而在異常壓力作用下將生油巖中的大量有機酸及co2帶到與之相鄰的儲集層中，並沿著有利儲集相帶運移，在酸性水經過的地方形成大量的次生孔隙，為後期油氣運聚提供有利通道及宿住空間，從現今的勘探結果來看，通過研究地層異常壓力縱橫向分佈特徵，並結合有利相帶研究預測次生孔隙育良帶是行之有效的方法Yanchang series is a typical low permeability reservoir, and its favourable sandstone reservoir is delta facies. heavy compaction, cementation and heterogeneity exist in it. according to the analysis of the main control factors of forming the secondary pore, it is held that the secondary pore in longdong area is controlled by both favorable facies belt and abnormal formation pressure. it is also held that the formation of the abnormal formation pressure is due to the dewatering of the clay mineral during diagenesis because the dewatering time is identical with the decarboxylation time of organism. organic acid and co2 are driven to adjacent favorable reservoirs under the abnormal formation pressure, and a lot of secondary pore is produced in the runners. from the present exploration result, it is useful to predicting the development of secondary pore to study the distribution of abnormal formation pressure
陜甘寧盆地三疊系延長統是國內外典型的低滲特低滲油田，儲集層主要為三角洲砂體，壓實作用和膠結作用強烈，儲層非均質性非常嚴重，因此預測次生孔隙發育帶是尋找油氣聚集帶的關鍵.通過對陜甘寧盆地隴東地區延長統次生孔隙形成的主控因素分析，認為陜甘寧盆地延長統次生孔隙的形成除了受沉積有利相帶控制外，還與地層異常壓力的作用密切相關.研究認為隴東地區異常壓力的形成機理主要由於成巖過程中粘土礦物脫水作用.粘土礦物大量脫水時間正好與有機質脫羧期相一致，從而在異常壓力作用下將生油巖中的大量有機酸及co2帶到與之相鄰的儲集層中，並沿著有利儲集相帶運移，在酸性水經過的地方形成大量的次生孔隙，為後期油氣運聚提供有利通道及宿住空間，從現今的勘探結果來看，通過研究地層異常壓力縱橫向分佈特徵，並結合有利相帶研究預測次生孔隙育良帶是行之有效的方法On the basis of the analyses of peripheral ancient land, types of sand stone, light and heavy mineral associations and directions of palaeoflow, it is considered that detrital material of terrigenous origin of the upper palaeozoic in this area come from south provenance and north provenance, respectively, yinshan ancient land in the northern and east qinling ancient land in the southeastern
根據盆地周緣古陸、砂巖類型、輕、重礦物組合及古水流方向等特徵的分析，認為研究區上古生界陸源碎屑物質來自南、北兩大物源區，即北部的陰山古陸和東南部的東秦嶺古陸。The greatest fear is that cyanide, which is used to leach gold from ore, will drain downhill and poison esquel ' s and possibly the park ' s water supplies
最嚴重的威脅是，在礦砂濾取黃金的過程中使用的氰化物將會向下排放，污染艾斯圭爾、甚至國家公園的水源。Mine forecast map of integrating information is accomplished by analyzing geological disciplinarian according to geological map and integrating explaining for geophysical and geochemical and sand and remote sense data and relating every integrating information to geological body and picking up information related with researched body
綜合信息礦產預測圖是以地質圖為基礎，通過地質規律的分析，在地質先驗前提下，對物探、化探、重砂和遙感等資料進行綜合解釋，以地質體為目標，對各種綜合信息進行關聯，提取與研究對象有關的信息編制而成。Through using microfacies analysis and heavy mineral, the source direction is determined. through logging facies and sand body contour, the depositional system is determined. through using wave - classification, stratimagic facies analysis, the reservoir distribution is predicted in the unknown fields
相分析方法技術解決了儲層的類型及其宏觀展布問題，在本文中，系統運用了沉積微相研究方法、輕重礦物等確定物源方向、運用測井相、砂體厚度圖等方法確定宏觀沉積體系，運用波形分類、 stratimagic相分析技術預測未知區儲層的宏觀展布。The ministry of finance and the state administration of taxation jointly determined to adjust export refund rates of the following products as of 1 may 2005 : ( 1 ) export refund rates of coal, tungsten, tin, antimony and their products decreased to 8 % ; ( 2 ) abolishing of the export refund tax of thulium, thulium oxide, salts of lanthanum, silicon metal, molybdenum ores and its fine ores etc
中國財政部、國家稅務總局決定自2005年5月1日起調整下列產品的出口退稅率： （ 1 ）將煤炭，鎢、錫、鋅、銻及其製品的出口退稅率下調為8 % ； （ 2 ）取消稀土金屬、稀土氧化物、稀土鹽類，金屬硅，鉬礦砂及其精礦，輕重燒鎂，氟石、滑石、碳化硅，木粒、木粉、木片的出口退稅政策。分享友人