沙質荒漠 的英文怎麼說

中文拼音 [shāzhíhuāng]
沙質荒漠 英文
[阿拉伯] nefied
  • : 沙動詞[方言] (搖動以清除雜物) shake
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : Ⅰ形容詞1 (荒蕪) waste 2 (荒涼) desolate; barren 3 (不合情理) fantastic; absurd 4 [書面語] ...
  • : Ⅰ名詞(沙漠) desert Ⅱ形容詞(冷淡; 不經心) indifferent; unconcerned; aloof; cold
  • 沙質 : sandiness
  • 荒漠 : [地理學] desert; wilderness荒漠草原 desert steppe [西非]; sahel; 荒漠結皮 patina; 荒漠景觀 desert...
  1. Almost nothing grows on their land ; their animals graze on desert bushes ; the people mine ingots of salt from what looks like shimmering pack ice

    他們的土地幾乎寸草不生;他們在野里放牧牲口;人們從看上去像閃光的浮冰的物中提煉鹽塊。
  2. According to the configuration and ecotope of the earths surface, the coverage of vegetation, occupation ratio of bare sandy land and the soil texture were selected as evaluation indexes by using the field investigation data

    利用外業調查數據,依據地表形態和生態狀況的變化,確定了植被蓋度、裸地佔地百分比和土壤地3項評價指標,並建立了基於遙感的科爾沁沙質荒漠化評價指標體系,其中裸地佔地百分比用混合像元分解的方法獲得。
  3. Biological mechanism of sandy desertification in grassland reclamation area in north china

    草原農墾區土地沙質荒漠化過程的生物學機制
  4. Comparison of micro - meteorological characteristics of different stage in desertification area erduosi

    鄂爾多斯地區兩種典型沙質荒漠化階段微氣象特徵的比較研究
  5. 2. because of feeble development, sandy desertificational land in high frigid regions of china have higher sands content, which is commonly larger than 750g / kg, there are also higher sio2 correspondingly, which is commonly larger than 600g / kg

    2 、高寒地區沙質荒漠化土地,由於土壤發育微弱,土壤砂粒含量較高,一般含量均大於750g kg ,相應的sio _ 2含量也較高,含量均在600g kg以上。
  6. 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化土壤進行系統研究,以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,對中國高寒地區化的成因和研究區砂化土地的形成演變,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,珠玉地區風土是就地產生的,青海湖東岸地區風土主要是由風從湖的西岸搬運而來的,兩地區砂化發展仍然十分嚴重。
  7. Especially the desertification of northern china ( sandy desertification ) and the overwhelming majority of its size and rapid development concern

    尤其是我國北方的化(砂化)以其面積廣大和發展迅速而引人關注。
  8. Based on the difference of sandy land types on the spatial constructions, geostatistical texture was used to monitor desertification, and the discrimination degree of sample selection could be increased by using variogram texture to increase the difference of different kinds of sandy land

    基於不同地類型在地表空間結構上的差異,提出將基於地統計學的影像紋理應用到化監測中,通過變異函數紋理來加大各種不同類別地間的區別,提高樣本選擇的分離度。
  9. 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

    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作用與相互轉化,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、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,受到流侵蝕的危害很嚴重,自然條件非常惡劣,生態環境異常脆弱,人民的生存環境受到了很大的威脅。
  10. The results show that the maximum likelihood classification based on variogram texture and spectral bands can perfectly define the grades of beach sandy land and inner desertification, and the maximal classification precision comes up to 92. 4 %, which proves that geostatistical texture is effective in the application of desertification monitoring

    結果表明,運用變異函數紋理結合光譜波段的最大似然分類方法能夠很好地界定海灘地和內陸地的等級,最高分類精度達到92 . 4 % ,證明了基於地統計學的影像紋理在實現該地區遙感化監測方面的有效性。
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