dune sand 中文意思是什麼

dune sand 解釋
丘砂, 河海丘砂
  • dune : n. （海邊被風吹積成的）沙丘。
  • sand : n 1 沙。2 〈 pl 〉 沙灘，沙洲，沙地，沙漠。3 〈 pl 〉 沙粒；（計時用的沙漏中的）細沙。4 光陰，時...
  1. Second, according to field investigation and wind - tunnel experiment, some scholar s advanced that barchan dunes often appear in dynamic equilibrium shapes when th ey move along the direction perpendi cular to the dune ridge under the influence of unimodle sand - moving wind

    風成沙的紅化和圓度特徵不宜作為判別其氣候意義的診斷性標志，應當結合動植物化石及石英砂顯微結構等線索來確定。
  2. It possessed every outcropping of rock, every curve of sand dune on a barren and gelid shore.

    這里也有凜冽荒涼的海邊那種礁巖嶙峋，沙丘起伏的景色。
  3. The results showed that the density and coverage of shrubs growing in the intervale of sand fixing region were biggest, but those of herbs were smallest. in contrast, the density and coverage of shrubs growing in the lee slope of dune were smallest, but those of herbs were biggest

    不同地形條件下，丘間低地灌木植物密度、蓋度最大，草本植物的密度和蓋度卻最小;背風坡灌木植物密度、蓋度最小，而草本植物的密度、蓋度卻最大。
  4. A recommend value of appropriate roadbed height is put forward according to the sand dune type and the highway grade, make investigation to the sand harm and other problems of built highways in desert areas gathering the related materials of present day highways, and then make comprehensive and systematic statistics to related data and racious factors which affect the roadbed height ; analy the suitable roadbed height for the windblown sand drift passes through smoothly according to the open country windblown sand field test ; test and verify the outcome according to indoor wind tunnel test ; finally a appropriate recommend roadbed height value will be put forward for different grade highways in different areas, which is according to the analysis of roadbed stability the roadbed height economic analysis and different use requirement to different grade highways

    收集現有沙漠公路的有關資料，對全國已建沙漠公路進行沙害及其他病害調查，對相關數據和影響沙漠公路路基高度的各種因素進行綜合系統地統計分析；通過野外風沙流場測定，分析適宜風沙流順利通過的路基高度；通過室內風洞試驗進行驗證；結合路基穩定性分析、路基高度的經濟性分析，考慮不同等級公路的使用要求，最終提出不同地區不同等級沙漠公路路基填土高度的合理高度建議值。
  5. Characteristics of soil seed banks of sand dune succession process in horqin sandy land

    科爾沁沙地沙丘演替過程的土壤種子庫特徵
  6. To illustrate this point, vi the dynamic of the water and salt in fukang oasis will be analyzed. by comparative analysis of the dynamic of soil moisture and salinity in farmland, the abandoned land inside new oases, sand dune and the grassland periphery, the influence of dynamic state of soil moisture and salinity on the oasis stability can be clarified. thus, we may draw the following conclusion : l. at the plains in fukang, the ground water table rises gradually from south to north, and it falls in the desert

    本論文研究圍繞典型荒漠植物群落的水鹽動態變化及其對植物群落空間分佈的影響以及綠洲內的水鹽動態變化，通過綠洲農田與綠洲內撂荒地、綠洲外圍水鹽動態的對比分析，水鹽動態變化對綠洲穩定性的影響，得出以下結論： l從南至北，研究區地下水位在平原區逐漸升高，在沙漠中又降低。
  7. When someone slides down the sand dune, he has the feeling as if he were descending from the sky

    包蘭鐵路在茂密的植被帶內轟鳴而過，所有這一切使得沙坡頭贏得這樣的別稱， 「世界沙漠之都」 。
  8. Biomass of agriophyllum squarrosum community and its function on mobile sand dune in horqin sandy land

    科爾沁沙地流動沙丘沙米群落生物量特徵及其防風固沙作用
  9. The non - irrigation plantation in moving sand dune and sandy girder areas should adopt some biological and engineering measures such as runoff - collecting to improve effects of rainfall, reduce losses by evaporation and depth leaking, and improving circulation and transformation of water in sandy plantation ecology system by reasonable allocation

    在無灌溉條件的流動沙丘和沙梁地，通過徑流匯集利用，充分實現降雨的有效化，利用各種生物和工程措施來減少植被系統的無效蒸發散損失和深層滲漏，通過合理配置提高水資源的循環與轉化是沙區發展免灌植被的主要途徑。
  10. Study on some characteristics of evaporation of sand dune and evapotranspiration of grassland in mu us desert

    毛烏素沙地水分蒸發和草地蒸散特徵的比較研究
  11. It is, therefore, concluded that clonal integration is one of the adaptive strategies for clonal plants to manage local stress c aused by sand burial in sand dune habitats

    因此，克隆整合是沙丘生境中克隆植物對局部沙埋脅迫的生態適應對策之一。
  12. The little dune is formed with loose dry sand by wind

    這個小沙丘是由風吹來的干沙子形成的。
  13. In view of characteristics of seismic data of gobi - sand dune areas, this paper, through various data - processing means such as quality control, high - pass filltering, dip angle filltering, field static correction, surface consistency deconvolution, precise velocity analysis, denoising before stack, multiple iterative operation of residual static correction, denoising after stack and modification after shift, has raised the data quality of seismic profiles in low signal - to - noise ratio areas and managed to form the seismic data - processing technique for such complex areas as gobi, foreland and dune

    摘要針對戈壁、沙丘地區地震資料的特點，通過對原始資料進行質量控制、高通濾波、傾角濾波、野外靜校正、地表一致性反褶積、精細速度分析、疊前去噪、剩餘靜校正多次迭代、疊後去噪和偏後修飾等處理，提高了低信噪比地區地震剖面的資料質量，摸索出了一套戈壁、山前、沙丘等復雜地區地震資料處理技術。
  14. There are no major hills expect for a short final climb up a sand dune and a few hundred metres along the beach with the sea rolling in nearby

    整個賽道將沒有高山路段，只有一段沙丘的上坡和幾百米波濤翻滾的海邊沙灘路程。
  15. Research on using ecological mat controlling mobile sand dune

    應用生態墊治理流動沙地機理研究
  16. Ah, the sand dune with a trumpet

    大牛：啊，帶喇叭的沙丘？
  17. One sits down on a desert sand dune, sees nothing, hears nothing

    坐在一個沙丘上，什麼也看不見聽不見。
  18. Characteristics and simulation analysis of evapotranspiration of shrub sand dune at the oasis - desert transitional zones

    綠洲過渡區灌叢沙包的蒸散特徵及模擬
  19. In inland dune habitats like maowusu sandland in northeastern china, sand burial is a common episode encountered by plants

    在沙丘生境（如毛烏素沙地）中，沙埋是植物常常遭遇的事件。
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