風化巖石 的英文怎麼說
中文拼音 [fēnghuàyándàn]
風化巖石
英文
crumbling rock-
There are three genetic types of mineral deposits in the beiya ore district : cu - au polymetallic deposits related to alkaline porphyries, comprising porphyritic cu - au deposits and polymetallic skarn deposits related to quartz - albite porphyry and quartz - k - feldspar porphyry ; fe - au deposits related to gabbro or basalt magma, consisting of magmatic fe - au deposits and sedimentary polymetallic deposits formed in caves and lakes ; and palaeo - placers formed at the weathering surface, in lakes and in karsts
北衙金礦有3種成因不同的礦床:與堿性斑巖有關的銅金多金屬礦,包括與石英鈉長斑巖和石英正長斑巖有關的斑巖型銅金礦床和矽卡巖型多金屬礦床;與輝長玄武巖漿有關的鐵金礦床,包括熔漿型鐵金礦床和噴流沉積型多金屬礦床,後者又有洞穴和湖相沉積環境之分;及古砂礦,有古風化殼型砂礦、河湖相古砂礦和洞穴沉積古砂礦。Weathering prepares the rock for transport by decomposing and disintegrating it.
風化作用通過分解和崩解準備了要搬運的巖石。Rock dike inserted into quartz sandstone and was then weathered and denuded to form a precipice
石英砂巖受巖脈穿插,巖脈被風化剝蝕后形成絕壁。By infrared spectrum study, the limonite ( feooh nh2o ) can be considered the main colorating mineral in the yellow and red jadeite, and the hematite is another colorating mineral in the red jadeite. the difference of color tone is due to the n value in the molecular formula feooh nh2o and the content of crystal water and adsorbent water. the iron ion came from the effloresced and eroded rocks, and formed fe ( oh ) 3 colloid reacted with the surface water
周圍礦床的風化蝕變為表生水提供了鐵質,形成弱酸性的含fe ( oh ) _ 3膠體的水溶液,表生水流經翡翠礦石時, fe ( oh ) _ 3膠體附著在巖石的表面,經過脫水結晶和吸附,形成褐鐵礦膠體,褐鐵礦膠體沿裂隙或鬆散的礦物顆粒進入翡翠巖石中,逐漸累積沉澱,形成次生色層。Based on testing data in worksite and engineering practice, the strata damage movement characteristics, rock properties of weathered zone and qualitative and quantitative analysis of the mechanism of coal layer safety extraction in efflorescent oxygenized belts were discussed
摘要根據現場觀測和工程實踐,論述了風氧化帶內煤層開采時,覆巖破壞移動特徵,風化帶巖石屬性和風氧化帶內煤層安全開采機理的定性、定量分析。The rock is resistant to weathering and erosion.
這種巖石不易風化和侵蝕。Moderately weathered rock showed more intense bleaching and fissuring in the feldspars.
中等風化巖石則是指長石有更為強烈的變白現象和裂紋現象。The earth surface of the region across it is mostly thicker humus soil or leaf falling covering layer, and has good heat reserving property, it is mostly weathering shingle, soil - aggregate mixture, and clay - gravel 0. 5m - 4. 0m under it, and weathering rock
所經地區的地表多為較厚的腐殖土或落葉覆蓋層,其保溫性良好,下層0 . 5 ? 4 . 0米多為風化沙礫、碎石土和礫石土, , 4 . 0米以下為風化巖石。As the increase of domestic high - rise buildings, more and more deep foundation trench supporting constructions have come into existence. among the general geographical condition of the urban district in qingdao, most of regions, which mainly consist of strong de composed rocks, are in quite good condition. except for the sandy soil and oozy soil along sea sides. but the development of rock cracks and breaking zones and unstable lamprophyre still exist, so blasting is needed during constructions of foundation trench. blasting have bad influence on the stability of slopes. moreover. the slope - liding has happened for several times, so the engineering project of foundation trench attracts more attention of people
隨著國內高層建築的發展,深基坑支護工程越來越多,綜合青島市區的地質狀況,除海邊有砂性土及淤泥軟土外,大部分地域巖土條件相對較好,多以強風化巖為主,但巖石裂隙發育,間或有斷裂帶和穩定性極差的煌斑巖穿插其中,基坑施工時需要爆破施工,對邊坡的穩定造成了不利影響,加之連續出現的幾次滑坡失穩事件,基坑支護工程越來越引起了各方面的重視。The dissolution process with microstructural variation in marlite in three gorges reservoir area
三峽地區泥灰質巖石在巖溶和風化過程中力學性質的變化For the mass balance equations, the average mechanical denudation rates would be estimated based on chemical weathering rates for the major basins of china
研究發現綜合巖性整體上控制了中國主要流域盆地化學風化率的大小,但化學風化率一定程度上也受制於流域巖石的化學風化進程。The rock has weathered away into soil.
巖石經雨蝕風化而變成泥土。The ground base of the newly added chute in 4 tailings reservoir at dexing copper mine is characterised by thick weathered layer, loose structure, fractured zone and landslip mass accumulation. as a result, the ground has a great subsidence and inefficient carrying capacity. in view of this, the grouting technology was adopted to reinforce the chute ground base. the on - site testing shows that the subsidence of the chute has been efficiently controlled and the carrying capacity of the ground base improved so that the stability requirement has been met
潘洛鐵礦主要使用的采礦方法是淺眼落礦的全面法和留礦全面法. 23礦體160m以上礦段上部為氧化礦和風化巖層,形成擠壓爆破和鬆散巖石覆蓋下的放礦條件.介紹了無底柱分段崩落法在該礦體開采中的應用.實際使用獲得的各項技術經濟指標還比較理想( s ) weathering and unloading action which are the two main exogenous process is active in epigenetic - surface. so, although one is different with the other, they are associated with each other closely and are cntrolled by geostress and seepage fields. in fact, weak weathered zone corresponds to weak load - off one, strong weathered zone corresponds to strong load - off one in virtue of result of this dissertation. ( 6 ) rock mass is a geologic body which is composed of rock and structural plane. and under the condition of geostress. temperature and seepage fields, correspondingly. studying weathering should pay attation to the aspects of rock, structural plane and fields. according to this. the author subdivises rockmass weathering into rock weathering and structural weathering, ulteriorly, the dissertation studies rockmass weathering from three aspects as follows : ? ock weathering : aberrance degree of mineral and physical mechanical performance of weathered rock ; ? e have already knew that weathering action damage the integrity of rock mass, but few applies it to engineering practice. the dissertation is based on trend o
本文研究結果為弱卸荷與弱風化大致對應、強卸荷與強風化大致對應; ( 6 )巖體是由組成它的巖石與缺陷賦存於一定環境場中的地質體,據此本文將巖體風化細劃為巖石風化與結構面風化,並進而將表徵巖體風化的指標相應地歸結為三個方面來加以研究並應用於工程實踐,這就是:對于巖石風化,主要為礦物的變異程度與風化巖石的物理力學性能研究:雖已認識到風化作用破壞了巖體完整性,但將該理論應用於巖體風化分帶卻不多見,本文即從淺表部位硬性結構面間距、條數、跡長、塊度等隨遠離臨空面的變化規律來研究巖體風化分帶:不同風化、卸荷程度的巖體實際處于不同環境場中,彈性波速變化與特定環境場相對應,因而是反映巖體風化、卸荷的綜合因素。Fossil weathered rock mass is one kind of rock mass formed with structure and strength restoring by compacted again under special geologic circumstance, which have different engineering character to modern weathered rock mass. it is certainly that the engineering character of fossil weathered rock mass will change as circumstance change
古風化巖是在獨特地質環境條件下巖石再次壓密、結構再生形成的巖體,有著不同於現代風化巖的工程特性,一旦再次暴露,其工程特性必然隨著環境條件的改變再次發生改變。The geologic condition of side slope is complex. it is composed of soil and intense weathering rock on the surface and slightly weathering rock under the surface. further more, it has many faults, fissuring and weak intercalations
其水電站尾水渠高邊坡所處區域地質條件復雜,邊坡表面由幾米至十幾米厚的坡積土和強風化破碎巖石組成,下部是弱風化和微風化巖石組成,且斷層、節理和軟弱夾層分佈廣泛。Ground - up shells of marine organisms mixed with pebbles, clay and eroded rock, deposited there over many millennia, now form a bed of muddy paste that is so soft and well lubricated that the ice streams can glide along even more easily than earlier researchers expected
有科學家將積冰融化出一公里長的窄洞,採集古老海床的樣本,結果發現地底混雜了海洋生物殼體、礫石、黏土與風化巖,幾千年下來形成又軟又滑的泥床,使冰流較先前研究人員預期的更容易滑動。2 ) according to the fractures effected by tectonics, solution, weathering, rock mineral and inner rock structures, etc., understanding is given of fractural networks developed on the top of weathered crust in buried hill, and presented physical model for this networks, indicating that it is comprehensive actions by all kinds of factors that intensify fractal characteristics of the networks
根據裂縫受構造、溶蝕、風化、巖石礦物和巖石內部結構等多因素的影響,提出了古潛山風化殼頂發育裂縫網路的認識,並給出裂縫網路物理模型,指出各種因素的復合作用,加劇了裂縫網路的分形特徵; 3As we know, when meeting these soils, many breakdown and danger will occur, such as the blockings, which has attracted attention of many construction personal on site. however, at present, there exist many unknown fields in blocking. firstly, the definition of blocking is not interpretative
但是,如果地層是粘粒含量較少的卵石層、砂土地層、風化巖地層,進入壓力艙的土體就很難形成這種「塑性流動狀態」 ,從而嚴重阻礙施工進程甚至造成施工事故,閉塞就是常見的一種施工障礙,已經引相關方面的重視。Concentration of cu followed the order of root > leaf > flower > stem, while that of mn was leaf > flower > root > stem, zn and b was leaf > stem > root > flower, and the content of mo in each part was very low. basic properties of rock samples showed that pogonatherum paniceum ( lam. ) hack
適生巖體微量元素有效fe含量較高, 70 %超過15mg . kg一, , cu 、 mn 、 zn 、 b有效態含量在巖石樣和半風化巖石樣中較缺,其餘屬于中等偏高水平:巖體有效m 。分享友人