風蝕地形 的英文怎麼說
中文拼音 [fēngshídexíng]
風蝕地形
英文
aeolian landform-
We conclude the reservoir is of complex pore - cave - fracture type. 5. the karst reservoir is studied by paleography, leaching time, hydrological regime, lithofaces - paleography, combined with outcrops and drilling data, the karst reservoir model is established
8 、本區巖溶儲層的空間分佈呈帶狀,非均質性強,並受水動力帶、巖性、沉積相、構造、風化剝蝕持續時間和古地形的影響。The mechanical genesis of the complicated rock mass is because several times of tectonism in pro - period made the structure of rock mass in the right dam foundation damaged seriously and rock mass alteration made its mechanical character more anisotropy. after that the fractures in the right dam foundation slope were stretched at the beginning of the quaternary period because in the period yakouhoushan mountain quaquaversal dome was blowups quickly. at the same time, the valley trenching of lancang river reach to 800 - 1000 meter in altitude at the right bank in nuozadu dam site
導致右岸巖體復雜化的成因是,右岸巖體在早期遭受了多期構造作用和巖體蝕變的基礎上,第四紀早期丫口後山穹隆的快速隆起與當時河谷下切至800m 1000m高程這一特殊因素組合引起了右岸巖體沿原有的斷裂(裂隙)張開,使地下水等風化營力能夠到達坡體較深部位,經過長期的風化卸荷作用,形成了右岸復雜巖體。There were no coastal sand bar formation process for generating the qilihai lagoon, and its predecessor is a deflation low - lying land formed during the last stage of late pleistocene, so the qilihai lagoon is not a lagoon scientifically
七裏海也不是科學意義上的?湖,它沒有形成海岸沙壩這一?湖形成的過程,其前身是晚更新世末期由風暴活動形成的風蝕窪地。The main purpose of this discussion is to det ermine the appropriate roadbed earthfill height according to the degree of sandburry, windblown sand drift test, wind tunnel test, windbed stability, road economy and traffic accident analysis. the appropriate roadbed earthfill height is one of vital factors in preventing highways from the harm of sand
本課題研究的主要目的是沙漠公路在地理地貌、植被地質、沙源、風速強度等因素的影響下對公路形成的沙埋和風蝕危害,結合公路沙埋、風沙流實驗、風洞實驗、路基穩定性、道路經濟性、交通事故分析,確定路基的合理填土高度。Wind as a sculptor of landforms is frequently given more credit than it deserves.
人們往往把風對地形所起的刻蝕作用估計過高。After researching the loads on dangerous rock synthetically, the author points out the development and collapse mechanism of dangerous rock : the geology foundations that forms dangerous rock are the constructional surfaces such as tectonic fracture 、 relief fissure, soft interlayer etc. the developing of dangerous rock is due to release of in - situ stress in rock 、 aeolation 、 water erosion and root flerry. the main loads leading to collapse of dangerous rock are gravity, water pressure and earthquake force
在綜合研究危巖上的各種作用之後,本文提出了危巖的形成和破壞機理:硬質巖體中構造裂隙、卸荷裂隙、及各種軟弱夾層,結構面的的存在是危巖形成的地質基礎;地應力卸荷、風化、流水侵蝕、植物根劈是危巖發育的主要作用;重力、水壓力、地震力是危巖崩塌的主要荷載。The favorable reservoir spaces in the carbonate rock could be divided into five types according to their origin, configuration and size, i. e., solution fissure, solution hole, cave, erosional fissure and structural fissure, which form five different reservoirs including cave - type reservoir, erosional fracture reservoir, structural fissure reservoir, and solution pore marginal beach grainstone reservoir
而下奧陶統灰巖段儲集和生產油氣的有效儲滲空間按成因、形態及大小可劃分為溶蝕孔隙、溶蝕孔洞、大型洞穴、風化裂隙、構造裂隙等5類,構成5種性質有別的儲層,即洞穴型儲層、風化裂隙型儲層、構造裂隙型儲層、臺緣灘相顆粒灰巖溶蝕孔隙型儲層和地表殘積物裂隙孔隙(洞)型儲層。The gullies are formed by the processes of infiltration - interflow - collapses. ( 2 ) in the slope with sand - loess, the major factors of water erosion are the rainfall intensity and rainfall amount of annual first rainfall. ( 3 ) in the region, the evolution processes of slope gully system results from alternative actions of sand deposition and water erosion
( 1 )有片沙覆蓋的斜坡小區,徑流量少,但徑流含沙率大,坡溝的形成過程是:垂直滲流坡地潛流崩塌; ( 2 )在沙黃土斜坡小區,每年春末夏初降雨的強度及降雨量是決定坡面產沙量的關鍵因素; ( 3 )該區坡溝系統的形成發育是風沙沉積、風蝕與水蝕交替作用的結果。The result that the experimental sector has stable wind flow and the characteristic of wind speed which makes the wind speed more consistent with real condition of the surface of land has the rule of logarithm, which is matched with the requirement of wind erosion experiment
通過試驗驗證,風洞實驗段具有穩定的氣流場,且風速廓形滿足對數規律,符合自然大氣近地面層的風速特徵,說明風洞滿足風蝕試驗要求。In this paper, some recent progresses about aeolian g eomorphology were briefly introduced from three aspects as follows
最近研究表明:風棱石在重建古環境方面有重要作用,雅丹是以風蝕為主並在其它地貌過程參與下形成的。The illite in the study area is characterized by, occurs as irregular flakes with short lath - like projection and this growth form can be confused with the mixed layer i / s, and formed in an alkaline environment. the i / s mixed layer in the study area occurs as irregular flakes with short lath - like projection
研究區伊利石形態特徵為不規則的片狀,並發育短絲,很容易與堿性環境中形成的i s混層混淆。自生高嶺石形態為片狀假六邊形或「手風琴」狀假六邊形集合體,是長石溶解或長石原地蝕變的產物。When confronted the conflict between the constancy of human nature and the drastically changing reality which is brought forth by the transference of china from the feudal civilization to industrial civilization and the gradual erosion of chinese culture by western culture, jinpai writers turn to seek sustenance in common people and look for a cozy cottage for the shelter of humanity
摘要面對農耕文明向工業文明的讓渡遷移、西方文化對中國文化的點滴侵蝕及西風東漸所引發的「人性之常」與「現實之變」的矛盾, 「京派」諸賢「禮失而求諸野」地在鄉土社會中尋找寄?美好人性的小屋,並形成了在所求之野的鄉土社會背景上對民族文化深層結構中的人性之常、人性之美進行尋租模式的輓歌式創作。Planation surface is a wide - ranging and undulating surface formed by planation in a long and relative stable period or in a decreacing - development period. it is near the base level and there always exists some deposits such as crust of weathering above it. planation surface is often uplifted or buried by the later tectonic activities
夷平面是在長期的地殼相對穩定時期或地殼下降發展階段,由廣泛的夷平作用以截斷面形式橫切所有先成的地層和構造的接近侵蝕基準面的平緩的地表形態,其上常有風化殼等碎屑堆積,常遭到後期的抬升切割或埋藏,分佈於地球的各緯度帶。Beginning with the problem of interlaced region between farming and herding, the boundary line of the interlaced region is calculated based on grid with 10km grid ; then the relation among land use of the region, soil erosion and erosion region is analyzed ; based on factor classification, no useful factors were neglected and stepwise regression method was used to analysis the drive of land use change ; fractal method was applied to analysis the degradation of land - use and relation among land use, soil erosion and wind - water erosion zone ; environmental variances are introduced to establish characteristic index of land use change and analysis the effect of land use change on soil erosion
從農牧交錯帶的實質問題入手,基於10公里網格,計算農牧交錯帶的界限;在此基礎上分析農牧交錯帶的土地利用、土壤侵蝕及與風水侵蝕帶的關系;在因子分層的基礎上,剔除不需要因素,採用逐步回歸的方法,進行土地利用變化驅動力分析;運用分形方法分析土地利用的退化,並分析土地利用與土壤侵蝕的關系,引入環境變量,建立土地利用變化特徵指數,分析土地利用變化對土壤侵蝕的影響。It ' s significant to further the study of the environment evolvement and forming mechanism, and this helps to open out its ecological essential, protect and develop the oasis, lacated in the cross belt which converge northeaster and northwester, yutian oasis was threatened by the ilowing sand, and has the bad nature conditions the main purpose of the paper is applying fractal theory to research on the change of transitional belt between oasis and desert, which is a typical ecosystem in arid zone
而荒漠與綠洲之間的植被帶即過渡帶則最為敏感、完整地記錄了這兩大生態系統之間的相互作用與相互轉化,深入研究這一特殊地帶的環境演變過程、特徵及形成機制對于揭示其生態學實質、維護和發展綠洲具有重要的實踐意義。於田綠洲位於東北風與西北風的交匯地帶,受到流沙侵蝕的危害很嚴重,自然條件非常惡劣,生態環境異常脆弱,人民的生存環境受到了很大的威脅。By means of prototype observation, analysis with materials and theories, and laboratory test, the author deeply analyzed the causes and procedure of canal cross section erosion, and obtained eight causes which resulted the canal deform including flow, seepage, runoff, collapse of bank, dry effect, human activity, wave flush, frozen, and then stressed to discuss the frozen process
本文通過原型觀測、資料分析、理論分析、室內試驗對北引渠道變形的成因和發生機理進行了較為深入的分析研究,給出了造成北引渠道變形的八大原因:流水引起的變形、滲透引起的沖刷、地表徑流引起的沖刷、滑坡變形、乾燥作用、人類和動物活動的影響、風浪引起的沖刷、凍融侵蝕,並著重闡述了凍融侵蝕的機理。Wind, water, chemical, and mechanical erosion shaped the granite into their distinctive shapes, revered by aborigines as the eggs of the rainbow serpent
風,水,化學及機械等侵蝕將這些花崗巖塑造成獨一無二的形狀,當地的土著居民將其當作彩虹蛇的卵進行崇拜。These outstanding examples of cone karst owe their existence and uniqueness to several interacting geological, biological, erosional and climatic phenomena
這些極具特色的圓錐形喀斯特山巒,是由億萬年來地質、生物或風化侵蝕作用與氣候變化等諸多因素之間復雜的相互影響而形成的。This series is applicable to pipe - winding air - conditioner, machine room air - conditioner, matching of air purification and purification equipments, it is broadly used in the workshops of industrial and mining enterprises, large and small - scale hotels, restaurants, cinema and theatre as well as basement for air - exchanging of ventilating. and also suitable to the low - degree corrosion occasion. the series is divided into three types of 0, 90, 180 degree
本系列產品適用於風機管盤空調、機房空調、凈化空調及各類凈化設備的配套,廣泛應用於工礦企業車間,大小賓館,飯店、影劇院、地下室等的通風換氣,亦可用於有輕度腐蝕場合的通風換氣,本系列產品分別可做成0 、 90 、 180三種形式。分享友人