泥沙特徵 的英文怎麼說

中文拼音 [shāzhǐ]
泥沙特徵 英文
property of sediment
  • : 泥名詞1 (含水的半固體狀的土) mud; mire 2 (像泥的東西) any paste like matter; mashed vegetable...
  • : 沙動詞[方言] (搖動以清除雜物) shake
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : 名詞[音樂] (古代五音之一 相當于簡譜的「5」) a note of the ancient chinese five tone scale corre...
  • 泥沙 : [地] silt; sediment
  • 特徵 : characteristic; feature; properties; aspect; trait
  1. Edge of the granule image by video is the key of its image partition, the article tries to carry through a deeper research on image partition at the same time. granule is made up of savageness mater and industry material ( including of rock, sand, earth, atomy, steel, china, concrete, ink powder, magnetism powder, light fine and tiny powder used silicon, cell etc. )

    顆粒是構成天然物質和工業材料(巖石、礦石、子、土、塵埃、鋼鐵、陶瓷、水、墨粉、磁粉、光纖和料封裝材用高純硅微粉、細胞等)的基本單元,顆粒尺寸(粒度)是顆粒的首要和粉體材料的第一指標。
  2. The research results show that, from the viewpoint of second phase morphologies, there exist quite differences between the grain - type materials ( such as wc / bcu brazing deposit material, wrs1000 and 1zt tungsten carbide strengthening overlaying material, as well as the wear - resistant material of polymer adhesive coating etc. ), and the aggregation - type as well as dispersion - type ones ( such as zg35simn, wrd - 1 and khc - k2 depositing material ) in the wear - resistance and sand slurry abrasion mechanism. the sand slurry abrasion mechanisms are brought forward, of new wear - resistant materials with the features of grain - type second phase morphologies

    研究發現,與聚合型、彌散型第二相的材料(如zg35simn 、 wrd ? 1和khc ? k2熔敷材料等)相比,顆粒型第二相的材料(如wc bcu釬焊熔敷耐磨材料、 wrs1000型耐磨材料、 1zt碳化鎢顆粒增強熔敷材料及ktc ? 1耐磨膠粘塗層材料等)在耐磨性能和磨損機理等方面均有不同,總結提出了以「顆粒型第二相」為的耐磨新材料磨損機理。
  3. We find that the petrology characteristic of all the samples have no characteristic of meteoric water such as geopetal structure, infiltrative sand, ( uniform cement and gravitational cement on base of the research of the dolomite in the regions. on the dot diagram of combination of mgco3 ( mol % ) and sr, the dot are all close to the line of seawater whether they are microlite - crystalline penecontemporaneous dolostone or diagenetic dolostone of various crystals. the 87sr / 86sr value of dolostone or matrix is less than the one of sparry calcite in cave or vein, and close to the value of seawater

    通過本區白雲巖的研究發現:已有的白雲巖樣品的巖石學沒有顯示出如示底構造、滲濾、新月型膠結物和重力膠結物等大氣淡水作用的;在白雲石mgco _ 3mol百分數和白雲石sr含量的投點圖中,無論是準同生成因的?微晶白雲巖,還是粉?細晶(或中晶,或細晶以上的不等晶)的成巖白雲巖,均投在海水線的附近;白雲巖(或基質)的~ ( 87 ) sr / ~ ( 86 ) sr比值顯著低於與孔洞或脈中充填的亮晶方解石,且與海水值十分接近, ~ ( 13 ) c和~ ( 18 ) o值顯著高於孔洞或脈中充填的亮晶方解石,也偏向于海水值; mn含量則顯著低於孔洞或脈中充填的亮晶方解石。
  4. Aiming at five kinds of targets from geneva lake which are rock, sand, pebble, grit and sullage, the features we extracted based on the cwt time - frequency matrix are singular values, some parameters of histogram and invariant moment

    針對萊蒙湖底的巖石、、卵石、砂礫、淤等五類目標,文中所提取的主要有時頻矩陣的奇異值、直方圖的有關參數以及不變矩等三類
  5. The identification rate of the former could be above 90 %, whereas the later is below 80 %. for three kinds of targets involving sand, grit and sullage, the feature of singular values excels that of invariant moment, the identification of the former could be to 92 %, whereas the later is 84 %. analyzing the features this dissertation extracts, we can find that the features of rock and sullage are more similar, so do pebble and grit, and the features of sand are obviously distinguished

    分類結果發現,對于以上五類目標,利用直方圖有關參數作為分類比奇異值有效,前者效果可達90以上,而後者低於80 ;對于、砂礫、淤三類目標而言,奇異值比不變矩更為有效,前者效果可達92以上,而後者為84 ;從本文中抽取的如直方圖的參數以及奇異值來看,巖石與淤比較接近,而卵石與砂礫的比較接近,則與其他四類有明顯區別。
  6. 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、小流域來源、坡溝侵蝕產關系的基礎上,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,可使流域的土壤侵蝕量減少54 . 5 % ~ 77 . 0 % 。
  7. Yellow river estuary is typical weak tide and high sediment deposition estuary, the yellow river sediment transport and settling deposition process is the capital factor to determine estuary evolvement characteristics. any method provided for estuary management, there is no exception to have tight relationship with estuary sediment transport and settling deposition process. this paper summarized the yellow river estuary basic characteristics firstly, point out existing problem in this research domain

    黃河河口系典型的弱潮多堆積性河口,黃河河口的輸移擴散和沉積過程是決定河口演變發展的首要因素,黃河河口任何一項治理措施的提出,無一例外均與河口的輸移和沉積分佈狀況存在密切關系本文首先對黃河河口的基本性進行了概括總結,在簡略回顧黃河河口輸移與沉積的有關研究成果的基礎上,指出了當前在此研究領域內存在的問題。
  8. In light of current using situation and drawing on the experience of many scholars researched methods and viewpoints, this thesis made com land, fallow land, orchard, grass land as experimental field in black soil region jlau, which carried out experiment by applying different amounts of n and p fertilization in corn field. by means of collecting the samples of rainfall runoff, erosion silt and surface layer soil before and after rainfall for one year nature precipitation in field, we study the effect of surface runoff on n and p nutrient and fertility degeneration. the results showed : ( l ) there are lots of factors which affect soil erosion and losses of n and p, in which rainfall and rainfall intensity were more important, while rainfall intensity is the most important meteorological phenomena factor

    針對當前黑土利用現狀,本文借鑒眾多學者的研究方法和觀點,在吉林農大黑土區選擇利用方式不同的玉米地、休閑地、果園、草地,在玉米區進行了不同數量的施肥,通過野外試驗,採集一年自然降雨產流及樣品,同時採集降雨前後的耕層土壤樣品,研究了黑土區地表徑流對氮磷養分及肥力退化的影響,結果表明:土壤侵蝕和氮磷的流失受諸多因素的影響,降雨量、降雨強度是重要因子,而降雨強度是影響農田地表徑流養分流失的最重要的氣象因子,別是暴雨,暴雨徑流中氮磷濃度較平時高得多;隨作物生長,覆蓋度逐漸增加以及不同利用方式下表現的覆蓋度差異,氮磷流失都表現為顯著的差異。
  9. Study on sediment transport in the lower yellow river during flood period

    黃河下游洪水的輸移
  10. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    應用透光率脈動檢測技術和光散射顆粒粒度分析儀( pda ) ,通過理論分析,將pda的輸出信號之一? ?平均透光強度(對應于dc值)作為原水的性表參數, dc值可以同時反映顆粒濃度和比表面積因素的影響,試驗結果證明, dc值與單位體積水中顆粒總表面積s _ p之間具有很好的冪函數關系: dc = cs _ p ~ d ,式中c 、 d為經驗系數,進而得到了以dc值為參數的高分子絮凝劑投藥量公式: d = f ( dc ) = e ( dc ) ~ f ,式中: e 、 f為經驗系數,平均相關系數達0 . 981 ,利用所建立的公式,建立了前饋? ?后饋聯合控制的在線自動投藥模型。
  11. The paper starts with the reservoir sedimentation, operation mode and catchment runoff characteristics. the study comprises of distributing of runoff and sediment in the catchment, the influence and trend of sedimentation and water storage under different operation mode

    課題研究主要從水庫淤積狀況、運用方式和流域徑流分析入手,闡述了流域徑流、時段分佈,研究了不同運用方式下水庫沖淤的主要影響因素及變化趨勢,分析了不同運用方式時水庫淤積情況和攔蓄水量。
  12. Surrounding these special problems met in gas hydrates exploration and through study of high - precision magnetic survey, the sea test by r / v haiyang 1y that is owned by guangzhou marine geological survey in dongsha area of the south china sea, systematical analysis of the test result and combination interpretation of magnetic survey with seismic profile, the authors successfully employ the method to recognize the truth or false of the diapir in seismic profile by integrating total field of high - precision marine magnetic measurement with its gradient change

    本文就目前天然氣水合物調查中存在的這些殊技術問題,通過對海上高精度磁力測量技術方法研究、廣州海洋地質調查局「海洋四號」船在南海北部東海域的海上試驗、對試驗結果的系統研究分析以及磁測和地震剖面兩種手段的綜合解釋,成功地嘗試了用高精度海洋磁測成果中的磁力總場和梯度變化來識別水合物勘探中高解析度地震剖面上的底辟構造真偽的技術方法。
  13. Based on the topographic features and data of sediment particle size of bed load at the fluctuating backwater reach of liujiaxia reservoir, the streamwise variation and variation process of median diameter of bed load during silting and scouring periods of the fluctuating backwater reach are analyzed, and it can be seen that the turning point for the sediment diameter variation from coarse to fine is located at the outlet of shigou gorge of the fluctuating backwater reach

    摘要根據劉家峽水庫變動回水區的河段地形和歷年河床質粒徑級配資料,分析了變動回水區河段淤積和沖刷時,河床質中值粒徑的沿程變化和歷年河床質中值粒徑變化過程,並指出粒徑分佈由粗變細的轉折點在變動回水區寺溝峽峽口處。
  14. To investigate the space / time distributions and occurrence and evolution of such events, the diffusion pattern over deserts, turbulent transfer features in sandstorm weather, the particle size distribution, mass concentration and its distribution, optic properties, chemical composition and physical factors responsible for the initiation of raising sands, we made integrative observation and sounding of sandstorms deep in the large - scale desert area, including tengri, badanjilin and maowusu, with the items consisting of micrometeorological measurement, 3d wind observation, data from kb - 120 and anderson samplers of mass concentrations of sands with their spectrum, the distribution of aerodynamic particle sizes from the aps3310a, retrieval of aerosols " optic depth from sunphotometer data, assay of the chemical composition by means of neutron activiation analysis ( naa ) and integrated study of all related factors for causing sandstorm to occur, based on the observations of all kinds

    利用所取資料,系統分析了不同強度塵天氣條件下塵氣溶膠質量濃度和質量濃度譜、粒子譜分佈、光學厚度、化學組分等;綜合分析了影響塵起動的諸物理因子在塵起動中的作用;用塵輸送模式對一次塵暴天氣造成的雨過程的形成機制進行了模擬。歷史氣象資料統計分析表明,塵暴有其高發期( 4 、 5月)和高發時段( 14 - 20時) , 14時到20時之間發生的塵暴約占塵暴總次數的66 。揚塵暴天氣條件下,湍流動量通量和湍流感熱通量都是重要的湍流交換,塵暴發生前近地層的超絕熱不穩定對塵暴天氣有加強作用。
  15. According to the cutout charactoristic data of the lower reaches of the yellow river, and using mathematical statistcs methods, the paper analyses the correlative relations among the cutout days, cutout length and the amounts of the silt accumulation in the lower reaches of the yellow river

    根據黃河下游1972 1997年斷流觀測數據,應用數理統計的方法,分析了黃河下游斷流河長、斷流歷時和淤積量之間的相關關系
  16. Based on the fractal character of the small watershed topographic feature, the spatial and temporal variation character of sediment yield of the watershed model, the dynamic developing process and fractal character of the topog raphic feature of the watershed model, and the coupling relationship between the sediment yield and the topographic feature of the watershed model are " studied by simulate experiment, fractal theory, high precise photogrammetry and gis technology. the validation research is conducted in chabagou watershed where the observation data of rainfall, sediment and runoff for 11 years is collected. the study provides new theory and method for the topographic feature quantitative research in the prediction model of small watershed sediment yield

    本文依據流域地貌形態所具有的顯著分形,從模擬實驗出發,利用分形理論和方法,結合高精度攝影測量和gis技術,對流域模型侵蝕產時空變異、地貌形態發育過程及其相應的分形、流域模型侵蝕產與地貌形態耦合關系進行了深入研究,並以具有11年降雨徑流觀測資料的岔巴溝流域為例進行了驗證研究,為實現從單坡面侵蝕產模擬、預報向流域侵蝕產模擬、預報轉化過程中地貌形態參數的提取提供了理論和方法,為黃土高原小流域水土流失綜合治理提供了科學實踐依據。
  17. The paper puts forward the structure of debris - retaining works system, layout consideration and construction principle for the coarse sand concentrated coming area, time sequence of the works construction of " large - scale first and small - scale second ", " downstream first and upper stream second ", and " carrying out section by section " and some problems demanding prompt solution according to the present facts and ; to speed up the preparation of a large - scale debris - retaining reservoir ; to draft the standards for a large - scale debris - retaining reservoir as quick as possible and ; lay emphasis on the schedule of various projects and correct understanding and fully playing the function of key dams through the analysis on achievements and problems of debris - retaining works building and combining with the gully characteristics of coarse sand concentrated coming area

    摘要通過對粗集中來源區攔工程建設成就與問題的分析,結合粗集中來源區溝道,提出了粗集中來源區攔工程體系的構成、布局思路、建設原則,提出了「先大后小」 、 「先下後上」和「分段實施」的攔工程建設時序,並針對當前工作實際,提出了亟待解決的幾個問題:加快大型攔庫前期工作步伐、盡快制定大型攔庫標準、重視各類工程實施進度以及正確理解和執行規范、充分發揮骨幹壩的作用等。
  18. Based on the studies in sea - level rise and response of coastal zone by domestic and foreign researchers, integrated with the essential characteristics of jiangsu coast and the radiate sand ridges, laid emphasis on the effects of sea - level rise on the radiate sand ridges and the tiaozini sands in it ' s center region, the following case were discussed in the paper. ( 1 ) the recent relative sea - level rise in the region of the radiate sand ridges found on the structural and sedimentary features of the radiate sand ridges, the rate of regional land subsidence was calculated ( structural, balanced and compressed subsidence were considered respectively ). the latest assessment of global sea - level rise in the past century that was carried out by ipcc was cited

    本論文在總結國內外對海面上升及其對海岸帶影響的研究基礎上,結合江蘇海岸及輻射洲區的基本,以相對海面上升對輻射洲及其中心部位的條子的影響為重點,討論了以下幾個方面的問題: ( 1 )輻射洲區近期的相對海面變化根據輻射洲區的構造和沉積,對區內地面沉降速率進行分項計算(包括構造沉降速率、均衡沉降速率和壓實沉降速率) ,並引用ipcc最近對過去100年來全球絕對海面上升速率的評估。
  19. ( 3 ) response of the radiate sand ridges to the relative sea - level rise based on the background of sea - level rise in the future and the features of sediment dynamics on the radiate sand ridges, the rule and tendency of the development of the radiate sand ridges were analyzed using the data collected in situ and the long - term satellite images of the region. and concluded that the radiate sand ridges will be adjusted greatly in response to the relative sea - level rise and the enhancement of tidal dynamics

    ( 3 )輻射洲對海面上升的響應基於輻射洲區未來海面上升的背景和輻射洲自身的動力,用實測資料和遙感技術分析了輻射洲區近期的演變規律,並對輻射洲未來整體的動態變化和發展趨向做了預測,認為輻射洲整體在海面上升過程中隨著潮汐動力作用的增強將做出重大調整。
  20. A preliminary study of transport - related sediment disasters

    輸移型災害及其初步研究
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