自然侵蝕作用 的英文怎麼說

中文拼音 [ránqīnshízuòyòng]
自然侵蝕作用 英文
geologic norm of erosion
  • : Ⅰ代詞(自己) self; oneself; one s own Ⅱ副詞(自然;當然) certainly; of course; naturally; willin...
  • : Ⅰ形容詞(對; 不錯) right; correct Ⅱ代詞(如此; 這樣; 那樣) so; like that Ⅲ連詞[書面語] (然而)...
  • : Ⅰ動詞(侵入) invade; intrude into; infringe upon Ⅱ形容詞(接近) approaching Ⅲ名詞(姓氏) a surname
  • : Ⅰ動詞1. (損失; 虧耗) lose 2. (腐蝕) erode; corrode Ⅱ名詞(天體現象) eclipse
  • : Ⅰ動詞1 (使用) use; employ; apply 2 (多用於否定: 需要) need 3 (敬辭: 吃; 喝) eat; drink Ⅱ名...
  • 自然 : 自然at ease; natural; free from affectation
  1. 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,採集一年降雨產流及泥沙樣品,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特徵及肥力退化的影響,結果表明:土壤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,特別是暴雨,暴雨徑流中氮磷濃度較平時高得多;隨物生長,覆蓋度逐漸增加以及不同利方式下表現的覆蓋度差異,氮磷流失都表現為顯著的差異。
  2. The six sea walls constructed in xiamen seacoast from 1953 to 1979 not only changed original nature environment, but also produced many application quaternary problems : tide - absorbing capacity reducing, and the bay silt up increasing ; the coast erode going into worse, and part of coasts collapsing and falling back ; intertidal zone mangrove disappearing, and ecosystem environment being destroyed ; sand beach in seashore running off severely, quantity of sea water falling, and marine products being reduced sharply

    摘要1953 - 1979年廈門沿海修築的6條海堤不僅改變了原有的良好環境,而且產生了諸多應第四紀問題:納潮量減少,港灣淤積加重;海岸加劇,部分海岸崩塌後退;潮間帶紅樹林消失,生態環境遭到破壞;海濱沙灘流失嚴重,海水質量下降,水產養殖銳減。
  3. To discuss the natural vulnerability of different coasts to future sea - level rise, the paper selects the coasts along the pearl river mouth as the studied area. after analyzing the impacting factors of natural vulnerability along the pearl river mouth, the paper divides the coastline of approximately 412km into 25 15 - minute gird cells. for assessment purposes, the six variables including geography, relative sea - level change, average tide range, regional slope, shoreline erosion or accretion rates and tropic cyclone impacting frequency are selected as assessed variables

    為了探討不同海岸帶對未來海平面上升的脆弱性,本文以珠江口沿岸為研究個案,在分析珠江口沿岸脆弱性的影響因子的基礎上,把珠江口沿岸412km岸線劃分為25個15 15的網格單元,選取了地質、海平面上升率、平均潮差、區域海岸坡度、海岸/堆積率、熱帶氣旋影響頻率6個評價指標,應cvi指數評價公式對珠江口地區進行海岸脆弱性評價,並建立海岸脆弱性評價數據庫,繪制了珠江口沿岸1 : 2 , 000 , 000的數字化cvi圖。
  4. This paper presents a method of probability analysis in order to develop the general design and analysis methods for problems of the embankment stability under random storm wave actions as well as with random properties of the embankment medium. the major purpose of this study is carry out modellings of ( 1 ) probability analysis for the problem of seepage stability of levee projects ; ( 2 ) probability analysis for the problem of erosion due to washout sediments from the embankment ; ( 3 ) numerical analysis for coastal evolution due to beach erosion under energy actions of storm wave

    本文根據598084號年浙江省科學基金項目和g59901號國家教育部回國留學人員科研啟動基金項目的部分研究目標和研究內容的要求應概率分析方法研究了在隨機風浪荷載下和築堤材料隨機性影響下防護堤壩抗滲流、抗沖刷穩定性的分析計算模型;數值分析方法研究了在浪潮能量下岸灘造成海岸演變問題的數學分析模型。
  5. Geologic norm of erosion

    自然侵蝕作用
  6. Through 101 landform photos, this book elaborates on the influences of bedrock, the power of water and the processes of weathering, erosion and deposition on the landforms of hong kong. this book provides a good introduction to hk s physical geography

    本書透過一百零一幅相片,闡述各種母巖水的力量及風化沉積等對塑造香港地貌的影響力,是認識香港地理的入門書籍。
  7. It is the power of rushing water, rain, snow, heat, frost and wind that has created this canyon. the erosion process has taken 3 to 6 million years to sculpture the grand canyon, and is still going on

    雄偉的大峽谷其實完全是由於大的風吹雨打冷熱煎熬等等雕鑿而成,它經歷了300至600萬年才形成今日的面貌,而大力量仍會不斷持續下去。
  8. It ' s significant to further the study of the environment evolvement and forming mechanism, and this helps to open out its ecological essential, protect and develop the oasis, lacated in the cross belt which converge northeaster and northwester, yutian oasis was threatened by the ilowing sand, and has the bad nature conditions the main purpose of the paper is applying fractal theory to research on the change of transitional belt between oasis and desert, which is a typical ecosystem in arid zone

    而荒漠與綠洲之間的植被帶即過渡帶則最為敏感、完整地記錄了這兩大生態系統之間的相互與相互轉化,深入研究這一特殊地帶的環境演變過程、特徵及形成機制對于揭示其生態學實質、維護和發展綠洲具有重要的實踐意義。於田綠洲位於東北風與西北風的交匯地帶,受到流沙的危害很嚴重,條件非常惡劣,生態環境異常脆弱,人民的生存環境受到了很大的威脅。
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