水土流失面積 的英文怎麼說

中文拼音 [shuǐtǔliúshīmiànjī]
水土流失面積 英文
area of water and soil loss
  • 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
  • 流 : Ⅰ動1 （液體移動; 流動） flow 2 （移動不定） drift; move; wander 3 （流傳; 傳播） spread 4 （向壞...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  • 積 : Ⅰ動詞（積累） amass; store up; accumulate Ⅱ形容詞（長時間積累下來的） long standing; long pending...
  • 水土 : 1 （水和土） water and soil 2 （環境和氣候） natural environment and climate; 水土保持 soil and w...
  • 流失 : run off; be washed away; flow away; wastage
  • 面積 : [數學] area
  1. 2 with the correlative analysis between the landuse structure and economic development, the main problems of landuse in youyang county are summarized as follows : ( l ) a large proportion of farmland are leanness, so the land quantity is bad ; ( 2 ) the forest vegetation is broken seriously, and the soil erosion is severe and the eco - environment is depravating ; ( 3 ) the number of land for water conservancy facilities is small ; ( 4 ) the proportion of town and transportation land is not accorded with landuse plan ; ( 5 ) land collocation is inconsequent ; ( 6 ) the land resources is plenty and a lot of land are not used but the land which can be opened up for farming

    2通過對酉陽縣土地利用現狀結構與經濟發展的相關分析，總結了酉陽縣土地利用存在的主要問題有以下幾點： （ 1 ）中低產田比例大，土地質量差； （ 2 ）森林植被破壞嚴重，水土流失嚴重，生態環境惡化； （ 3 ）水利設施用地較少； （ 4 ）城鎮和交通建設用地欠賬大（ 5 ）土地資源配置不合理； （ 6 ）土地資源總量豐富，未利用地面積大，耕地后備資源不足。
  2. In the comprehensive soil erosion control area in the loess plateau, a total of 15 million hectares of land have been treated - - 30 percent of the soil erosion area - - with over 300 million tons less silt flowing into the yellow river every year

    黃土高原水土流失綜合治理區已累計治理1500萬公頃，使30的水土流失面積得到不同程度的治理，年輸入黃河的泥沙減少3億噸以上。
  3. The research results mainly show : ( 1 ) the ecological degradation characteristics of wuxi county include : some soil is thin and barren and its water and fertility conservation abilities are poor, gradual degradation of soil results in decrease of vegetation diversity and the vegetation community structure gradually inclines tc simplicity from complexity. the types of soil and water loss in wuxi county mainly involve surface erosion and gully erosion. according to investigation, surface erosion area occupies 80 % or so or erosion area, in which the slope farmlands surface erosion area accounts for about 70 % of farmland erosion area

    研究結果主要包括： （ 1 ）巫溪縣生態退化特徵表現：作為生物生長基質的部分土壤薄而貧瘠，保水保肥能力差，部分地區基巖裸露，土壤的不斷退化導致植物種多樣性減少，植物種群結構逐步由復雜趨向簡單化；縣內水土流失的類型主要包括面蝕和溝蝕兩大類，據調查，面蝕面積占侵蝕總面積的80左右，其中坡耕地面蝕佔耕地侵蝕面積的70左右。
  4. Characterized by vast coverage and extra intensity, soil erosion in the upper yangtze river valley has become an important indicator of the ecological and environmental deterioration in the region

    長江上游水土流失面積廣，侵蝕強度大，是其生態環境退化的重要標志。
  5. Abstract : characterized by vast coverage and extra intensity, soil erosion in the upper yangtze river valley has become an important indicator of the ecological and environmental deterioration in the region

    文摘:長江上游水土流失面積廣，侵蝕強度大，是其生態環境退化的重要標志。
  6. The area of soil erosion in china has been increasing by 10, 000 square km. annually to 3. 67 million square km. at present, accounting for nearly 38 percent of the total land area

    我國水土流失面積每年以10 ， 000平方公里的速度在擴大。目前，水土流失面積已達367萬平方公里，占總土地面積將近38 % 。
  7. F ) to retreat cultivation 1. 467 million ha for reforestation or recovering grass. g ) attheend, to adjust the proportion of cultivated land, forest, grassland from 7 : 6 : 1 to 1 : 1. 4 : 1. 2, this proportion is reasonable ratio for land use structure. for getting the above strategy targets, we must handle of the following relations : a ) the relation between development and environment protection ; b ) the relation between population and land resources ; c ) the relation between construction and farmland protection ; d ) the relation between quality and quantity of farmland ; e ) the relation between land using and economy development ; f ) the relation between land exploitation and landscape worth maintaining, etc. for getting the above strategy targets, we must also adopt some good measures : a ) to control the construction occupying farmland ; b ) to use land intensive ; c ) to improve low - yield farmland ; d ) to make regional land resources distribution effective ; e ) to make comprehensive profit ; f ) to make family planning continually ; g ) to promote urbanization, etc. by carrying out these measures, land resources in shanxi province can be used sustainable

    同時，論文對土地資源利用潛力和未來趨勢進行了科學推理，提出了山西土地資源永續利用的戰略目標：到2015年，全省耕地面積穩定在433 . 3萬公頃左右，基本農田面積保持在366 . 7萬公頃左右，保證糧食產量100億千克；各項建設用地控制在14 . 2萬公頃，其中佔用耕地在7 . 9萬公頃，土地開發、復墾、整理補充耕地10萬公頃，改造中低產田10萬公頃，治理水土流失面積1 . 13萬公頃，發展園林草地146 . 667萬公頃（含退耕還林還草99 . 2萬公頃、園地6 . 7萬公頃） ；經過長期努力，使林草地總面積達到865 . 6萬公頃，耕地、林地、草地比例由現在7 6 1逐步調節到1 1 . 4 1 . 2較合理的比例。
  8. In 1994, the ternpc got the only creative prize of agriculture science in the first ningxia patent exhibition, and the golden medal of the first agriculture science and technology achievement exhibition of china, held by the cstc chinese science and technique committee and shanxi province. in 1996, it was listed in the major plan of science and technique spreading by nstc

    總的來說，西部的生態環境特別是西北地方砍伐，水土流失，土地沙漠化的問題十分嚴重，由於生態環境惡化，造成湖泊乾涸，下遊河道斷流，土壤次生鹽化面積不斷擴大，沙塵暴頻繁增加，天然林場草場在面積退化，如果這些問題不能起到有效控制，環境的惡化很難逆轉，現有的綠州也很難利用。
  9. The combination of obtained research achievement and extension effect in the ecological construction of soil and water conservation, sufficient exertion of ecological restoration ability, vegetation rehabilitation and ecosystem improvement widely and rapidly are the most effective approach to resolve the great problems on the slow steps of the prevention and cure of soil and water loss in china radically, which conform to the times

    結合水土保持生態環境建設已取得的研究成果與推廣效應，充分發揮生態的修復能力，大面積迅速恢復植被和改善生態系統，正是順應時代要求，從根本上解決我國水土流失防治步伐緩慢這一重大問題的最為有效的途徑。
  10. Finishing quantitative remote sensing task on soil losses of 1998 and 1999 in study area. through running the pixel statistical program, we can obtain the results of soil erosion in the drainage basin - the total amount of soil losses of the experimental region were : 4. 84 million tons in 1998 and 8. 69 million tons in 1999 respectively. we also can obtain the results of control areas of soil losses in study area according to soil conservation intensity prediction model : the areas need to administrate was 317. 77 km2 and in dire need of administration was 17. 96 km2 in 1998

    運行像元統計程序可獲得該流域土壤流失結果為： 1998年試驗區土壤流失總量為484 . 01萬噸， 1999年則為869 . 01萬噸；依防治強度預報模型可運算出研究區水土流失防治面積結果： 1998年需要治理的面積為317 . 77平方公里，急需治理的面積為17 . 96平方公里；而1999年需要和急需治理的水蝕面積上升為354 . 45平方公里和18 . 91平方公里。
  11. With the people ' s transporting of three gorges area the reclamation ratio of steep slope sloping plantation has increased to 43. 7 %, however, it is a unquestionable fact that the three gorges region ' s slope cultivated land is the major material resource of water and soil loss

    42萬ho ，而山地面積占這一區域的74 。隨著移民搬遷，使陡坡地的耕墾率已高達43 7 ，而三峽地區坡耕地是水土流失的主要物質來源己是無可爭議的事實。
  12. On the basis of a full investigation and study and an integrated analysis of the geological setting and rock - mass mechanical environment of the bank slopes of the hydroelectric project area on the mainstream of the jinsha river and by combining the qualitative analysis with the quantitative evaluation, the authors calculated the instability of the sliding masses according to 1 / 8 and 1 / 11 of the total cubic capacity of the materials falling into the river and the surge wave heights at the falling sites as well as at the xiangjiaba and xiluodu dam sites and in adjacent townships according to the calculation method of the surge wave diagram given by the american society of civil engineers, made the risk evaluation of the bank slope instability with respect to the operation safety at the dam, safety of the cities and townships around the reservoir and safety of the reservoir operation, and put forward precautionary measures for bank slope instability

    摘要筆者通過調查研究和綜合分析金沙江幹流水電工程區岸坡地質背景和巖體力學環境條件，定性分析與定量評價相結合，採用與三峽工程庫區岸坡失穩危險性評價相類比的方法，針對崩滑體失穩按總體積的1 / 8和1 / 11入江方量進行了計算和按美國土木工程學會涌浪圖解計演算法計算了入水點及在向家壩壩址、溪洛渡壩址和鄰近城鎮的涌浪高度，並圍繞大壩施工安全、庫區周邊城鎮安全，水庫運營安全等方面對岸坡失穩的危險性進行了評價預測，提出了岸坡失穩的防治對策。
  13. Analyzing the human factors resporsible for soil erosion in nanchong city, the author pointed out the following three reasons - vegetation destruction caused by farming, encroaching farm land for urbanization and setting up many infrastructures

    南充市水土流失的人為因素主要來自3方面：為提高農業產值而導致的植被破壞，城區面積的快速擴展和眾多基建項目的實施。
  14. The carrying capacity of water resources and water environment in yellow river basin is faced with a huge challenge, such as vegetation destruction, water and soil erosion, riverbed run - up, watercourse shrinkage, water shortage, frequency breakage flow, severity pollution, water quality deterioration, trace to the source and sendiment, coast erosion and regradation

    植被破壞、水土流失，河床抬高、河道萎縮，水源匱乏、頻繁斷流，污染嚴重、水質下降，朔源淤積、海岸蝕退等表明黃河流域水資源與水環境的承載能力面臨著極大的挑戰。
  15. Basis on the statu quito, the basis of the selecting title, the main theoretical foundations and the researching approachs, the thesis analyses the advantage of the development animal husbandry and the existing questions in jiuquan oasis. the author thinks the restricting factors in animal husbandry development are the limited meadow area, the serious soil erosion, the land determinations, the worse management regime, the severe hazard on mice, the fluctuating product in meadow and so on. and then the author has appraised the ecological fragility in jiuquan oasis

    論文在論述了酒泉綠洲畜牧業的研究現狀、選題依據、主要理論基礎及研究方法的基礎上，分析了酒泉綠洲畜牧業發展的有利條件，認為人工、半人工草場面積小，水土流失嚴重，土地退化，草畜比例失調，草場退化，草原管理制度不健全，鼠害猖獗，牧草產量年度變化大，產草量和草場利用季節不平衡，生產經營理念落後，成為酒泉綠洲畜牧業發展存在的主要問題，並對酒泉綠洲的生態脆弱性進行了評價。
  16. The results showed that : total area of soil and water loss decreased after 1987, but area of strong erosion grade increased and new man - made soil and water loss accelerated ; 9 of the total 11 regions in zhejiang showed the same changing tendency as the whole province

    結果表明： 1987年以後水土流失總體上有所好轉，水土流失總面積減少，但強度以上的流失面積有增加趨勢，新的人為水土流失未得到有效控制，且有加速趨勢。
  17. So we suggest to take measures to decrease the industrial wastewater and so2, protect and increase the forest area, decrease the losing of water and soil and stone desert for further improve the quality of ecological environment and insure the sustainable development of ecology, resource, society and economy in guangxi

    因此，建議採取控制工業企業廢水和二氧化硫排放、保護和擴大森林植被面積、加強水土流失和石漠化治理等措施，進一步提高廣西生態環境質量，確保生態、資源、社會、經濟可持續發展。
  18. ( 2 ) resource and environment are on the level from initial to basic development, the restrictive factors of resource and environm ent are water loss and soil erosion, the decrease of cultivated

    水土流失、耕地面積的減少等對資源環境保護的持續發展起主導作用；經濟可行性從初步可持續發展到基本可持續階段。
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