desertization 中文意思是什麼
desertization
解釋
土地沙漠化-
Reasons of wind - erosion and desertization in wulanchabu league
烏蘭察布盟風蝕沙化的原因與治理 -
Culture of kubuqi desert and succession of land desertization
庫布齊沙漠文化與土地沙漠化的演變探討 -
Origins of desertization land and its countermeasures in tongliao
論通遼市沙漠化土地發生的根源及其對策 -
Developmental tendency of desertization land and control measures in hexi region, gansu province
甘肅省河西地區沙漠化土地發展趨勢及治理措施 -
That is to say, where the moisture deficit is heavy, desertization degree is serious and aggravation trend is obvious
4 ，發展和逆轉面積大體相當，分別為26 5和25 -
The driving forces of desertization development are main problems in recent study and prevention of desertization
沙漠化驅動力研究是當前沙漠化研究和沙漠化防治領域迫切需要解決的主要問題之一。 -
But now, our country lacks intact, objective understanding to forming mechanism, especially driving mechanism of the desertization
而目前，我國對沙漠化的形成機制尤其是動力機制缺乏完整、客觀的認識。 -
These are the material bases for the desertization expanding that the earth ' s surface vegetation is sparsed, made - ups material is loosed, and sand source is abundant in mu us region
毛烏素地區地表植被稀疏、組成物質鬆散、沙源豐富，為沙漠化擴展提供了物質基礎；而乾旱多風的氣候是沙漠化發展的重要因素之一。 -
This problem is very important for the determining the direction of regional economic development, the evaluation of the environmental quality, the macro - policy - making and measure - selection of desertization control
這對確定區域經濟發展方向、環境質量評估、制定防治沙漠化宏觀政策及治理技術措施等有重要意義。 -
Desertization, land degradation in arid, semi - arid and dry sub - humid area, is one of the environmental problems concerned by human society. it has a direct relationship with the existence and development of mankind
沙漠化即發生在乾旱、半乾旱及半濕潤乾旱地區的土地退化，是人類社會普遍關注的環境問題之一，與人類自身的生存和發展有著直接的關系。 -
And the precipitation decrease progressively and evaporation capacity greater and greater in mu us region. and the results indicate that it is more outstanding of the relationship between the moisture deficit and the current desertization situation and degree of aggravating of the main counties in this area
研究表明，本地區主要旗縣水分虧損量與區域的沙漠化現狀及加重程度的關系密切，水分虧損量大的地區，不僅沙漠化程度重，而且加重趨勢明顯。 -
According to the relevant materials of field investigating and existing land desertization, various image characteristics of different desertization degrees were summed up. this study has realized translating by hand to the desertification land supported by expert system on the basis of the categorised system after choosing the classified training areas and adopting the translated method through the eyes
本研究根據野外調查和現有的土地沙漠化的有關資料，分析總結了不同沙漠化程度的影像特徵；並根據所得到的分類系統，選取分類的訓練區，採用目視解譯的辦法，實現了對沙漠化土地的在專家系統支持下的人工解譯。 -
The result also indicates that the influence power of the wind subsides to desertization with the gradual reduction of the number of sand - blowing winds on one hand. on the other hand, the number of sand - blowing winds, esp
L ，比例較低；而耕地和林地兩種土地利用類型的沙漠化穩定面積所佔比例較低，發展與逆轉面積大起大落，且發展面積比逆轉面積大許多。 -
And mu us region, which located on the northwestern part of the loess plateau, is far from the sea and has a relatively dry climate, is one of the regions with serious desertization as well as ecological fragility. so, this study has not only important theory meaning but also obvious realistic meaning and high practical value
毛烏素地區位於黃土高原西北邊緣，深居內陸，氣候乾旱多風，是我國沙漠化最為嚴重的地區之一，因此，對該地區沙漠化驅動機制進行研究，不僅具有重要的理論意義，而且具有明顯的現實意義和較高的實踐價值。
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