類草原化荒漠 的英文怎麼說

中文拼音 [lèicǎoyuánhuàhuāngmò]
類草原化荒漠 英文
steppelike desert
  • 類 : Ⅰ名1 （許多相似或相同的事物的綜合; 種類） class; category; kind; type 2 （姓氏） a surname Ⅱ動詞...
  • 草 : Ⅰ名詞1 （草本植物的統稱） grass 2 （指用作燃料、飼料等的稻、麥之類的莖和葉） straw 3 （草稿） dra...
  • 原 : Ⅰ形容詞1 （最初的; 原來的） primary; original; former 2 （沒有加工的） unprocessed; raw Ⅱ動詞（原...
  • 荒 : Ⅰ形容詞1 （荒蕪） waste 2 （荒涼） desolate; barren 3 （不合情理） fantastic; absurd 4 [書面語] ...
  • 漠 : Ⅰ名詞（沙漠） desert Ⅱ形容詞（冷淡; 不經心） indifferent; unconcerned; aloof; cold
  • 草原 : grasslands; steppe; prairie
  • 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. The first geologic reason for degeneration of the eco - environment in the headwater area of the yellow river is that the increase of the recent geologic function caused desertification and grasslands resource decreased and underside changed, destroied the balance of water - air - heat in the area ; the second is that the water environment changes by the degradation and atrophy of frozen earth cause multilayer and synthesis cause of formation degeneration of the eco - environment ; the third is that the man and rats function accelerated degeneration of the eco - environment in the headwater area of the yellow river

    摘要黃河源區生態環境惡化的地質原因之一是現代地質作用增強，形成以荒漠化為主的草地資源退化與下墊面改變，地區水氣熱平衡破壞；二是因凍土退化、萎縮，引起水環境變異，導致多層面與綜合成因的生態環境惡化；三是人為及鼠類活動對源區生態環境惡化起著推波助瀾的作用。
  2. The decrease in area of meadow grassland and temperate grassland with high production vs. increase in area of desert grassland with low production indicated a dramatic degradation of the grassland in north china and the overwhelming impacts of human activities superimposed on the natural grassland ecosystem

    草甸草原面積亦呈逐年減少的趨勢，從1987年的1103km ~ 2減少到2000年375km ~ 2 ，面積減少了65 . 9 。優質高產草原類型面積的減少，以及荒漠類低產劣質草原面積的增加，預示我國北方優良天然草場資源正在急劇退化。
  3. The others showed partly decreased, but the degradation of vegetation were obviously in lower reaches of tarim and cherchen river ; in the mountain area of southern xingjian, the forest area were increased, and the others decreased ; in northern xingjian, both the mountain and the plain area increased. they showed the decrease of desert and the increase of oasis ; the change of vegetation cover in the hexi corridor - alax desert were not obviously ; but in chai - damu basin, the area of desert and low cover grassland increased, the others vegetation decreased, especially in the high cover grassland. that showed the great degradation of ecosystem, and the most of degradation was shown in the north hillside of the arjin mountain and qi - lian mountain

    而從各個分區來看，情況不盡相同:南疆地區平原區綠洲面積擴大，荒漠面積基本不變，其他類植被面積不同程度縮小，而在塔里木河下游、車爾臣河下游植被退化;南疆山地森林面積略有增加，其他類植被面積略有縮小;北疆的平原區和山區的植被狀況均有改善，表現為荒漠面積縮小，綠洲面積增加;河西走廊一阿拉善地區總體變化不大;但是柴達木盆地的荒漠面積、低覆蓋度草地增加，其他類植被，尤其是甚高覆蓋度植被（草甸）的面積縮小，表明該地區的生態環境退化，而退化表現的主要地區在環柴達木盆地的阿爾金山和祁連山的北坡。
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