風沙土 的英文怎麼說

中文拼音 [fēngshātǔ]
風沙土 英文
aeolian sandy soil
  • 風 : Ⅰ名詞1 （空氣流動） wind 2 （風氣; 風俗） practice; atmosphere; custom 3 （景象） scene; view 4 ...
  • 沙 : 沙動詞[方言] （搖動以清除雜物） shake
  • 沙土 : sandy soil
  1. The study of analyzing the mechanical of aeolian sandy soil using straw based on experiment

    應用吸管法進行風沙土機械組成分析的實驗研究
  2. 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。
  3. 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。
  4. Under applying k 200mg / kg, k fixation capacity of four soils strengthened with drying and wetting cycle and temperature increasing, so, the availability weakened. in general, capacities of fixing potassium of soils in turns were : heir lu soil > lou soil > loessial soil > aeolian sandy soil

    在施鉀量為200mg kg的情況下，干濕交替對四種土壤鉀的有效性影響程度由大到小依次為：土婁土、黑壚土、黃綿土、風沙土。
  5. The forest cover will rise from 10. l percent to 27 percent in 30 years in the other three major control regions, namely soil erosion areas in the middle reaches of the yellow river, wind eroded areas on the loess plateau and areas along river sources in qinghai province

    用30年左右的時間，使黃河中游水土流失區、黃土高原風沙區、青海江河源頭三個重點治理區森林覆蓋率由目前的10 1提高到27以上。
  6. Winston smith, his chin nuzzled into his breast in an effort to escape the vile wind, slipped quickly through the glass doors of victory masions, though not quickly enough to prevent a swirl of gritty dust from entering along with him

    溫斯頓?史密斯為了要躲寒風，緊縮著脖子，很快地溜進了勝利大廈的玻璃門，不過動作不夠迅速，沒有能夠防止一陣沙土跟著他刮進了門。
  7. 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。
  8. Landforms, soil, climate and characteristics of distribution in time and space in ningxia of draughts, disasters caused by wind and sand, floods and waterlodgging caused by hail, frost injury and earthquakes. the eighth chapter is on the relationships of environmental changing and the development of the agriculture and livestock husbandry in ningxia autonomous region which covers two sections : namely the historical processes of the human activities and the changing of the forests in ningxia, and the human activities and spreading of the deserts. the ninth chapter is a chapter that studies the regional divergence of the productivity level and the experiences and lessons of the development of agriculture and livestock husbandry

    下篇是寧夏農牧業發展等因素與環境變遷的關系，這又包括三章：第七章是農牧業發展的自然條件，即地貌、土壤、氣候，以及歷史時期寧夏旱災、風沙災害、水澇災害、雹災、霜凍災害、地震災害的時空分佈特徵；第八章是寧夏農牧業發展等因素與環境變遷的關系，這包括人類活動與寧夏森林的變遷、人類活動與寧夏土地沙漠化的歷史演進兩部分；第九章是寧夏南、北農牧業生產力水平的地區差異及農牧業開發的經驗教訓。
  9. The great green wall will stop the wind from blowing the earth away

    綠色長城工程將阻止風沙颳走土壤
  10. We found that the summer climate of north in arid region becomes better, speed of wind in low level deducing, so does the climate south in arid region, which shows that the regional climate is affected by lulc variation sensitively and proved that the proper land use is of significance for mitigating the global warming and for ameliorating the deteriorated ecological environment

    結果表明我國西北乾旱區近地面風速降低，氣候狀況有所改善，同時對我國南方的氣候狀況也有影響，揭示了氣候狀況依賴于地表植被變化的敏感性，也進一步證實了下墊面植被在調節氣候狀況方面的重要性以及合理的土地利用對于緩和全球變化的強度和尺度、減少風沙和乾旱等氣候災害、改善日益惡化的生態環境方面的重要意義。
  11. Took sha - zhuyu and east shore of qing - hai lake as the examples and based on the mass of field survey and soil analyse, took comparative method, we carried through the researches on the causes of the desertification, the origin of sandy desertificational land substance, the development diversification and difference of soil characteristic in process of manual and spontaneous vegetation recovery in high frigid regions and make out the taxonomy of desertificational land in high frigid region of china. the result obtained are summarized as follows : 1. the development of the desertificational land in high frigid regions is caused by the manual and spontaneous factors

    論文首次對高寒地區的砂質荒漠化土壤進行系統研究，以沙珠玉和青海湖東岸為例，通過野外考察和土壤樣品室內化驗，採用對比分析的研究方法，對中國高寒地區荒漠化的成因和研究區砂質荒漠化土地的形成演變，土壤發生特性、人工植被恢復和自然植被恢復過程中土壤的發育差異和性質變化進行系統研究，並用系統分類體系對研究區土壤進行類型劃分，得到主要結論如下： 1 、高寒地區荒漠化的發生發展是在自然因素和人為因素共同作用下進行的，沙珠玉地區風沙土是就地產生的，青海湖東岸地區風沙土主要是由風從湖的西岸搬運而來的，兩地區砂質荒漠化發展仍然十分嚴重。
  12. 4. in the process of spontaneous vegetation recovery of blown sand soil, coarse sands ( l - 0. 25mm ) content gradually lower, middle sands ( 0. 25 - 0. 05mm ) and fine sands ( 0. 05 - 0. 02mm ), silt, clay content gradually higher in mechanical composition

    4 、在自然植被恢復過程中，風沙土機械組成中砂粒含量變化表現為粗砂含量的降低，中砂和細砂含量的升高，砂粒整體含量降低。
  13. Finally, this paper makes an appraise and policy recommendations to the great projects such as shift grain for forest and green project, shelter forest of three northern areas of china project, and beijing, tianjin sand source cure project, etc

    最後本文對我國退化土地治理比較大的工程項目：退耕還林還草工程、三北防護林工程、和京、津風沙源治理工程等作出評價和政策建議。
  14. Application of the enrichment factor to analyze the pollution of elements in soil dust in china

    用富集因子法評價我國城市土壤風沙塵元素的污染
  15. A review of the research on soil wind erosion and vegetation prevention

    挾沙風對土壤風蝕的影響研究
  16. On systematic analysis of engineering property of the aeolian sand, we choose cement stabilized aeolian sand, cement stabilized mixture of aeolian sand and soil, lime - fly ash stabilized aeolian sand, lime stabilized mixture of aeolian sand and soil and lime - cement stabilized mixture of aeolian sand and soil as object of research. on the base of the determination and analysis of temperature contraction property, aridity resistance property and strength of the stabilized aeolian sand mixture, this paper mainly analyses influential factors and inherent law of property about the stabilized aeolian sand mixture, and provides scientific foundation for the using of aeolian sand as paving material

    本文在系統分析風積沙工程特性的前提下，以水泥穩定風積沙、水泥穩定混合沙土、石灰穩定混合沙土、石灰粉煤灰穩定風積沙和水泥石灰穩定混合沙土作為底基層材料研究對象，在對其溫縮、干縮以及強度和模量等性能指標的測試、分析的基礎上，研究分析了這些穩定風積沙混合料各性能的影響因素和內在規律，為風積沙用作沙漠地區公路路面材料提供了科學依據。
  17. Effect of organic manure on main physical properties in wind blown soil

    有機物料對風沙土主要物理性質的影響
  18. There are higher potassium and calcium carbonate content, larger ph, lower organic matter, nitrogen and phosphoric. compared sandy soil with zonal soil, mechanical composition is coarsal, there are no substance leaching. 3

    土壤鉀素、碳酸鈣和ph值較高，有機質和氮、磷養分貧乏，風沙土與地帶性土壤相比，機械組成明顯粗化，物質未發生淋溶淀積。
  19. The climax development group is isohumosols after sandy soil fixed under vegetation recovery condition in research regions. there was no different in soil type after 40 years developed. this manifested that soil formation and development process is very slow in high frigid regions

    6 、研究區土壤在植被恢復條件下，風沙土被固定以後，經過40多年的發育，類型未發生明顯分化，表明在高寒地區土壤的形成發育過程相當緩慢，土地一旦發生荒漠化，恢復治理相當困難，所以荒漠化防治要以預防為主。
  20. Compared manual with spontaneous vegetation recovery process of blown sands, the pace is quicker, the degree is higher, the transformation range is larger of every physical and chemical characters

    與風沙土人工植被恢復相比較自然植被恢復，土壤發育速度慢、強度低、程度弱，土壤質量較差，肥力水平很低。
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