泥沙顆粒 的英文怎麼說

中文拼音 [níshākēlì]
泥沙顆粒 英文
sediment grain
  • 泥 : 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 : 沙動詞[方言] （搖動以清除雜物） shake
  • 粒 : Ⅰ名 （小圓珠形或小碎塊形物） small particles; grain; granule; pellet Ⅱ量詞（用於粒狀物）
  • 泥沙 : [地] silt; sediment
  • 顆粒 : 1 （小而圓的東西） pellet; bead; dust; anything small and roundish （as a bean pearl etc ）2 （一...
  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、沙子、泥土、塵埃、鋼鐵、陶瓷、水泥、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）是顆粒的首要特徵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」為特徵的耐磨新材料泥沙磨損機理。
  3. Spectrum analysis of flocs diameter in the changjiang estuary

    長江河口細顆粒泥沙絮凝體粒徑的譜分析
  4. The silt particles shape and its floccules configuration is observed by tem and sem

    利用透射電鏡、掃描電鏡觀測了泥沙的顆粒形狀、泥沙絮體形態。
  5. By making some assumptions, collision frequency were presented. then the the flocculation kinetics model was established through population balance equation. comparison of experimental data and modeling results indicate that there are the same trend between the two. so the model can predict floes number and size during flocculation of yellow river ' s loess particles without using empirical parameters. the tem and sem were used to obsever floes in the study of floe structure. the flocculation was divided as flocculi, floc and floe aggregate. the floes structure model was established by assumption that particles position in floe accords with tetrahedron. the fractal dimension of model and experimental floes was found to be coincidentso the model can reflect the structure of flocs formed in flocculation of yellow river ' s loess particles by macromolecule flocculant at a certain extent

    最後，本文還對絮凝動力學和絮體結構進行了研究，在前人研究的基礎上，針對高分子絮凝黃河泥沙，對絮凝過程作了一些符合試驗條件的假設，建立了顆粒碰撞頻率表達式，應用了顆粒數量平衡方程，從而建立了絮凝過程的動力學生長模型，模型計算結果與試驗數據對比表明，二者趨勢一致，在沒有使用經驗參數的情況下基本上能夠描述黃河泥沙絮凝過程中絮體數量和尺寸分佈的變化過程；對絮體結構的研究中，應用掃描電子顯微鏡和透射電子顯微鏡對絮體進行了觀察，將絮體分為絮粒、絮團和絮網三個不同的生長階段，通過假設顆粒結合位置符西安建築科技大學博士學位論文合正四面體，建立了絮體結構模型，計算得到的模型絮體分形維數基本與試驗中的實際絮體相符，在一定程度上能夠反映高分子絮凝黃河泥沙生成的絮體結構。
  6. The floe settling velocity of sediment particles is taken as the function of current velocity, salinity and suspended sediment concentration

    泥沙顆粒絮凝沉降速度考慮了流速、鹽度、含沙濃度的影響。
  7. Natural sediment particles are not spherical.

    天然泥沙顆粒不是球狀的。
  8. Bedload is the main factor resulting in bed form for few sands of suspend load in the river bed

    河床質中幾乎沒有懸移質顆粒，對河床演變起主要作用的是推移質泥沙。
  9. The studies on flocculation parameters of high turbidity water are completed more integrally, including establishing the equation about the relationship between the covering ratio of flocculent on silt surface 6 and the surface area of silt particles s. the re - concentration law of thickener underflow is studies

    建立了一定沉速下，泥沙固體顆粒表面覆蓋率與泥沙顆粒表面積s間的函數關系式；較系統地完成了高濁度水絮凝參數的研究。研究了高濁度水沉澱池排泥的再濃縮規律。
  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）作為原水的特性表徵參數， 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值與單位體積水中泥沙顆粒總表面積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 size of a sediment particle alone is usually not sufficient to describe it.

    單顆泥沙的粒徑通常不足以描述其性質。
  12. Study on soil and sediment particle size distribution and nutrient loss

    土壤及泥沙顆粒組成與養分流失的研究
  13. By introducing the diffusion caused by sediment colliding, the diffusion theory is revised, and the equation for sediment concentration distribution is derived from theory analysis

    進而在引入顆粒碰撞擴散的基礎上，對泥沙顆粒擴散理論進行修正，從而在理論上得到了挾沙水流泥沙含量分佈規律的公式。
  14. Application of ms2000 laser size classifier in water and silt diversion test in the yellow river

    激光粒度分析儀應用於黃河泥沙顆粒分析的實驗研究
  15. The experimental results illustrate that " particle - concentration effects " for trace metals reported in literature are mainly due to the particle dynamics in the estuary. 4. the adsorption percentage ratios of adsorptions and partitioning coefficients for trace metals in the changjiang estuary decease significantly with higher concentrations of elements

    這一模擬研究結果說明，通常文獻報道的在河口混合區某些情況下的微量金屬固-液分配的所謂「顆粒物濃度效應」主要與河口現場泥沙顆粒的物理動力學過程有關。
  16. Application of laser technology in the particle size analysis of river load

    激光技術在泥沙顆粒分析中的應用
  17. Application of laser granule - size instrument in sediment measuring for yellow river

    激光泥沙顆粒分析儀的比測試驗分析
  18. Based on the analysis of characteristics of sediment particle concentration distribution, it is pointed out that the diffusion theory can describe sediment concentration distribution in main flow region but cannot explain sediment concentration distribution law near bottom because of the existence of sediment colliding shear stress

    摘要在分析泥沙顆粒含量分佈特性的基礎上，指出擴散理論能較好地描述主流區的泥沙含量分佈規律，但在近底流區由於泥沙碰撞切應力的存在，使得擴散理論不能解釋此區域的泥沙含量分佈規律。
  19. It was obvious that the dark particles of mud and sand were from a source other than light - colored granites

    這些深色的泥沙顆粒，顯然並非來自於淺色花崗石。
  20. It puts forward to differentiate the coarse and fine sand and then measure the sediment yield of total precipitation erosion by using the combined method of drying and pycnometer in the light of the soil mixed with large quantity of coarser sand in the model tests

    針對模型土壤中夾雜著大量粒徑較粗的泥沙顆粒的試驗，提出進行泥沙粗細分層，然後採用烘乾法和密度瓶法相結合的方法來測量次降雨侵蝕產沙量。
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