溝蝕 的英文怎麼說
中文拼音 [gōushí]
溝蝕
英文
grooving corrosion-
Based on 2m contour of surveyed bathymetry from 1976 to 1999 and mean - high - tidal line distracted from remote sensing images acquired by landsat - 5 tm from 1976 to 2000 respectively, quantitative analysis about alluvion and erosion as well as the relationship between accretion of modern yellow river delta and the water and sediment discharge of yellow river is made, and the results indicate the mean - high - tidal level is more effective than 2m contour of the bathymetry. it is found that the accretion of modem yellow river delta is becoming less and less, what ' s more, erosion is even more than alluvion in some recent years. diaokou promontory has been eroded seriously since yellow river changed its course in1976
以一般高潮線反映現代黃河三角洲沖淤演變時,從1976年黃河改道清水溝流路入海到2000年,整個黃洞三角洲凈造陸201 . 5km ~ 2 ,淤積有逐漸變慢的趨勢,甚至出現凈蝕退的年份;刁口河嘴大量蝕退,蝕退速率開始快速,后來逐漸變慢;清水溝河嘴大量淤積,淤積速率開始迅速,后來逐漸變慢,甚至出現凈蝕退;清水溝河嘴南側到支脈溝一段岸線與刁口河嘴以西到灣灣溝一段岸線基本穩定。The first power station of jinping mountain lies in the west section of the yanglongjiang river from santan to shoupagou gully, with a double - curved arch dam of 305 - meter height and a normal water storage of 1880metres. the exposed strata of the damsite are marbles and arenaceous rocks of triassic and solution fissures have been developed in the marbles of the left - bank ' s dam abutment, and they have become a stratum of strong leakage. as a result, it has been an important problem for the dam foundation to stop leakage
錦屏一級電站位於西雅礱江的三灘至手爬溝河段,壩型為305米高雙曲拱壩,正常蓄水位標高1880米。壩址區出露的地層為三疊系雜谷腦組二段大理巖和三疊系雜谷腦組三段的砂板巖。在勘探過程中,發現左岸壩肩大理巖體中的構造裂隙和溶蝕裂隙發育,且成為強滲透地層,為此壩基的防滲成為重要問題。There are five genetic classifications of tidal creeks as follows : tidal creek scoured by the currents of ebb tide ; tidal creek eroded by stream from land ; tidal creek scoured by conflux of rainwater ; new tidal creek formed when the old moving ; tidal creek scoured by the flood
在形成上共分為四種成因類型,即落潮水流沖刷型、陸源水流侵蝕型、雨水匯流型、潮溝遷移殘留型和潮流輻聚侵蝕型。In some coast, the revolution of salt marshes are influenced by the moving of the tidal creeks, especially that parallel to the salt marsh edge would move landward, which will make the salt marshes eroded
在某些岸段,鹽沼受潮溝運移的影響,尤其是平行於鹽沼外緣的潮溝向岸擺動,將侵蝕鹽沼草灘。Prevention and cure measures of erosion ravine in baiqian country
拜泉縣侵蝕溝防治措施From a practical standpoint, rill erosion forms small channels.
從實用的觀點看,細溝侵蝕能形成很小的渠槽。Dynamic sediment yield of rill erosion
細溝侵蝕動力過程極限溝長試驗研究Analytic method for computing sediment concentration in eroding rills on steep slope
確定陡坡細溝侵蝕含沙量的解析方法As for a given rainfall experiment, the soil erosion in the rill was more than that in the socket
在同一次降雨過程中,水溝的侵蝕量大於水穴(浪窩)的侵蝕量。On the base, the gully erosion process, the gully erosion developing condition and the interactivity between sheet erosion and gully erosion have been described
在此基礎上,對侵蝕溝由順犁溝發展至槽溝的發展過程、發展條件,以及面蝕與溝蝕的發展轉化關系進行了闡述。The results indicated that the ree tracer technology has high precision to quantify the spatial - temporal process of soil erosion ; in earlier rainfall course, the development degree of sheet and nil erosion was general equation ; otherwise in the following course, the rill erosion was dominant in the total erosion, its average erosion acceleration and the average erosion rate was 15 and 9 times of sheet erosion, respectively ; in the end of experiment, the rill erosion took up 90 % of total erosion amount ; the section of slope bottom occupying about 1 / 3 slope area was active erosion segment in this experiment
結果表明: ree示蹤技術對定量研究土壤侵蝕具有較高的精度;降雨前期,片蝕與細溝侵蝕發育程度基本相當;後期細溝侵蝕占據坡面侵蝕的主導地位,其侵蝕平均加速度和平均侵蝕率分別是片蝕的15倍、 9倍;試驗結束,細溝侵蝕占據坡面總侵蝕的90 % ;本試驗條件下,坡面下1 / 3區域為侵蝕活躍帶。Big drops were dripping from a broken waterspout, and a ray of gaslight slipped from mme bron s window and cast a yellow glare over a patch of moss - clad pavement, over the base of a wall which had been rotted by water from a sink, over a whole cornerful of nameless filth amid which old pails and broken crocks lay in fine confusion round a spindling tree growing mildewed in its pot
大滴大滴的水珠從水管的裂縫中滴下來。一道煤氣燈的燈光從布太太的窗子里射進來,把一段長了苔蘚的路面一段被廚房的排水溝的污水侵蝕了的墻根及整個堆滿了垃圾的角落映成了黃色,垃圾中有舊水桶和破壇碎罐,一口破鍋內竟然長出了一棵瘦小的衛矛。Through the analyses of characteristics of gully thalweg and soil erosion in upland and gully land, sediment sources in small watershed, sediment yield relationship between upland and gully and ecological functions of vegetation corridor, it is considered that vegetation corridor combined with land preparation measures may block runoff and sediment from upland and reduce the amount of soil erosion in a watershed by 54. 5 % ~ 77. 0 %
摘要在分析黃土高原地區的溝沿線、溝沿線上下溝間地和溝谷地土壤侵蝕特徵、小流域泥沙來源、坡溝侵蝕產沙關系的基礎上,結合廊道的生態功能和以往的研究結果,認為在溝沿線的上部建立草灌與整地工程措施相結合的植物廊道,來攔蓄阻截溝間地的來水來沙,可使流域的土壤侵蝕量減少54 . 5 % ~ 77 . 0 % 。Dongzigou ag deposit and jianbaoshan au deposit are hosted in the sandstone of middle - proterozoic suberathem, which are developed from the proterozoic sediment metal source - rocks formed during the meso - proterozoic volcanism and reworked by the mesozoic tectono - magmatism during the formation of the metamorphic core complexes in eastern hebei. the dongzigou ag deposit has the characteristics of reformed strata - bound origin, the jianbaoshan au deposit, located in the detachment fault, is the alterated rock type. both deposits have the similar wall - rock alteration, and show the same trace element behavior, and ree patterns. they are the results of the multi - stage tectono - magmatism in the environment of continental extension in eastern hebei region. their mineralization depended on their wall rocks and relative location in metamorphic core complexs
賦存於中元古宙長城系常州溝組的洞子溝銀礦床和尖寶山金礦床是由密雲-都山變質核雜巖構造體系所控制的一組礦床。其成因為中元古宙火山巖漿活動形成的沉積礦源,后經中生代的變質核雜巖構造巖漿體系疊加改造而成。洞子溝銀礦床具有層控迭加改造的特點尖寶山金礦床則具有破碎蝕變巖型礦床的特點。It is condensed section with shells, downlap surface and ravinement surface that constitute the critical boundaries in dividing the system tracts of matuo formation
含有介殼的凝縮段、下超面及溝蝕面是劃分瑪托組體系域的關鍵界面。Soil anti - erodibility of plant communities on the removal lands in hilly - gully region of the loess plateau
黃土丘陵溝壑區退耕地植物群落土壤抗蝕性研究The research results mainly show : ( 1 ) the ecological degradation characteristics of wuxi county include : some soil is thin and barren and its water and fertility conservation abilities are poor, gradual degradation of soil results in decrease of vegetation diversity and the vegetation community structure gradually inclines tc simplicity from complexity. the types of soil and water loss in wuxi county mainly involve surface erosion and gully erosion. according to investigation, surface erosion area occupies 80 % or so or erosion area, in which the slope farmlands surface erosion area accounts for about 70 % of farmland erosion area
研究結果主要包括: ( 1 )巫溪縣生態退化特徵表現:作為生物生長基質的部分土壤薄而貧瘠,保水保肥能力差,部分地區基巖裸露,土壤的不斷退化導致植物種多樣性減少,植物種群結構逐步由復雜趨向簡單化;縣內水土流失的類型主要包括面蝕和溝蝕兩大類,據調查,面蝕面積占侵蝕總面積的80左右,其中坡耕地面蝕佔耕地侵蝕面積的70左右。Mechanical model for gravitational erosion in gully area
黃土高原溝坡重力侵蝕的理論模型The erosion gully can be classified into 5 types according to the erosion stage, the gully shape, the state of erosion or sedimentation in gully bottom, the erosion type along the gully edge, and so on
根據東北黑土漫崗區侵蝕溝的發展階段、形態特徵、侵蝕溝底沖淤狀況、侵蝕溝邊坡擴展方式等,將該區侵蝕溝分為順犁溝、淺溝、切溝、沖溝和槽溝5種類型。The topographic feature is one of the main factors that influence the process of soil erosion and sediment yield of small watershed. the quantitative parameters of small watershed topographic feature are average watershed slope, average slope length, gully density and so on, which are based on the quantitative method of slope character and do not reflect the essential character of the small watershed topographic feature, which are complex
地貌形態是影響小流域侵蝕產沙的主要下墊面因素之一,其量化參數一般繼承坡面地貌特徵量化方法(如坡度、坡長因子)而採用平均坡度、平均坡長及溝壑密度等參數,這些參數僅是對流域地貌形態的概化和單因子表達,沒有真正反映流域地貌形態復雜的本質特徵和相互聯系。分享友人