arid land 中文意思是什麼

arid land 解釋
乾旱地
  • arid : adj. 1. 乾旱的；貧瘠的，荒蕪的。2. 枯燥無味的。adv. -ly
  • land : n 1 陸地，地面。2 土地，田地；農田；〈pl 〉所有地，地產。3 國土，國，國家；領土；地方；（…的）世...
  1. They also note that the rocky, arid land in winegrowing regions provides farmers with few alternatives to wine production, and that the demise of vineyards could devastate the economy

    他們還指出，產酒區土地崎嶇不平、貧瘠乾燥，農民幾乎別無選擇，而葡萄園滅亡將重創經濟。
  2. Arid farmland is an important issue paid close attention to in worldwide, the arid land and semi - arid land cover about 52. 5 percent of land in our country, whose productivity is very important for our agriculture

    旱地農業是世界范圍內普遍關注的重大農業問題，我國乾旱、半乾旱地區佔全國土地面積的52 . 5 ，其生產力的高低，對我國農業生產有舉足輕重的作用。
  3. Arid land flax cultivation techniques in huangzhong county

    淺析湟中縣旱地亞麻豐產栽培技術
  4. What they are doing is transformation of arid land into irrigated fields

    他們正在做的工作就是變旱地為灌溉地。
  5. Using by the method of difference analyze and the theory of regression analyze, the analyzed the spatial characteristic of vegetation change in arid land 6

    在差值分析和回歸理論的支持下，分析了乾旱區植被變化的空間特徵； 6
  6. Huang peiyou, lu zili, wang yuhui, 1996. establishment of the mosouwan oasis and the variation of holoxylon deserts. chinese journal of arid land research 9 ( 1 ) : 61 ~ 67

    周廣勝，王玉輝，張新時， 1998 .中國植被/生態系統對全球變化反應的模式研究與展望.中國植物學會六十五周年年會學術報告及論文摘要匯編，中國林業出版社， p . 322
  7. All of these become the congenital of obturation and dropping behind to make the hetian typical arid poverty. hetian plunges into the vicious circle of " ppe " ( population, poverty and environment ). the population density ( 10. 27 ) is higher than the standard of arid land ( 7 )

    和田地處偏遠，生存環境惡劣，少數民族聚居，經濟以較為原始的農業生產為主，成為當地相對封閉、發展落後的先天因素，使和田成為乾旱區貧困的典型，深陷入「環境脆弱?貧困?掠奪資源?環境退化?刺激人口增加?進一步貧困」的貧困、人口、環境的「 ppe 」怪圈。
  8. There is a strong relationship between the vegetation cover and stability of oasis ecosystem which is the key location of mankind production and existence in arid and semi - arid land. the change of vegetation cover in arid and semi - arid has very important influence on the oasis eco - system, as it is very sensitive to the environment changes to oasis direction or to desert direction that the fluctuating index of vegetation cover. the vegetation cover rate change great effect on realizing the characteristic

    植被覆蓋度對于乾旱區人類生存和生產核心場所的綠洲穩定有著直接的關系，在乾旱區覆蓋度的變化對本已脆弱的綠洲生態系統有著重要的影響，是向綠洲化還是向荒漠化的方向發展，十分敏感於綠洲植被覆蓋度的指數，了解各類植被覆蓋度的特徵及演化規律，對認識乾旱區生態環境的現狀及發展趨勢，辨識引起環境變化的驅動力，有著重要的意義。
  9. Successfully applied markov process to analyze the change of vegetation cover, and point out the change of vegetation transition is not a single markov process but a multi - markov process and also is a long term process. 9. the writer proved that under the 8km resolution, the markov process ca n ' t estimate the trend of land use by two term - data no matter it ' s sequence or at intervals. through analyzing the change of each vegetation area, the change of spatial data and the markov process, the main conclusions are : in plain of china western arid land, the desert area decreased and the oasis area increased, most of the increase represents extension of the traditional oasis

    利用回歸方程對今後的植被變化情況進行了模擬預測，其結果具有一定的參考價值；南京氣象學院博士學位論文8 .將馬爾科夫過程成功地應用於中國西部干早區的植被變化分析當中，指出，植被的轉移變化不是一重馬爾科夫過程，而是一個多重的馬爾科夫過程;而且是一個步長較長的馬爾科夫過程; 9 .證明在8klll尺度下，馬爾科夫過程不能使用兩期的土地利用變化來預測土地利用的發展趨勢，無論這兩期的時間是連續的還是有一定時間間隔的;通過各類植被的面積變化、空間變化及馬爾科夫過程分析認為:中國西部乾旱區在平原區整體上荒漠面積減少，綠洲面積增加，綠洲的面積擴大主要表現在原有綠洲的擴大。
  10. 8 ndvi value in oasis is significantly higher than the value in desert, both of them have different rules in monthly variation. irrigation temperature and precipitation have effect on variation of ndvi in oasis, the correlation coefficients of sparse vegetation ndvi in desert with climatic and hydrological factors are insignificant and meaningless in practice. the drive factors of oasis ndvi are only adapted on oasis in arid land and are not fit to desert system in arid land

    8 、綠洲ndvi值顯著大於荒漠，二者具有不同的季節變動規律；灌溉、氣溫和降水是綠洲ndvi變化的驅動因子，荒漠稀疏植被ndvi與綠洲氣侯、水文因子相關不顯著或無實際意義；綠洲ndvi的驅動因子只適用於乾旱區的綠洲區域，而不適用於乾旱區荒漠系統。
  11. So it has a great significance for arid land production to study the effect of water and temperature on the properties of soil and crops

    因此，研究水熱條件對土壤、作物性狀影響，對旱地農田生產有十分重要的意義。
  12. Research on sustainable development of northwest arid land s

    論我國西北乾旱區的可持續發展
  13. Journal of arid land resources and environment

    乾旱區資源與環境
  14. The settlers irrigated the arid land

    移民們灌溉乾燥的土地。
  15. They live on the arid land

    他們就靠那乾燥的土地生活。
  16. Editorial board of arid land geography

    乾旱區地理
  17. Semi - arid land ecosystems

    半乾旱地區生態系統
  18. A study on the oasis coordinating development of economy and environment in arid land

    乾旱區綠洲發展與環境協調研究
  19. Arid land ecosystems

    乾旱地區生態系統
  20. The research on eco - environmental evolution, control and adjustment for the arid land in western china : research progress and prospect

    中國西部乾旱區生態環境演變與調控研究進展與展望
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