水资源在流域水循环过程中形成和转化，以河流为纽带把山地、盆地平原、绿洲和荒漠系统联系起来。
In the water circulating process, the mountains, basins, plains, oases and deserts are connected due to the formation and conversion of the water resources through the streams.
地区的生态系统，例如草原、荒漠和落叶林又被称为生物带。
Regional ecosystem types, such as grass land, desert, and deciduous forest, are called biomes.
绿洲是干旱区山地、荒漠和绿洲这三大系统之一，是干旱区特有的地理景观。
Oasis is one of the three systems, mountains, desert and oasis in arid region. It is a special geographic landscape.
绿洲外缘地区，是绿洲与荒漠相互转化活动程度最剧烈、表现最突出的地区，而植被是生态系统的重要组成部分和景观状况的重要指针。
The outer space of oasis play a great role in transferring between oasis and desert, of all, vegetation is a important part in ecological system and index displaying the certain landscape.
荒漠鼠类群落是群落生态学研究中重要的模型系统。
The desert rodent communities are the important model systems in the research of community ecology.
由于人类对水资源的不合理利用，造成荒漠河岸生态系统的退化甚至崩溃，保护受危胡杨种群已成为当务之急。
The riparian ecosystems are facing the dangers of degrading or even collapsing due to the unreasoned water utilization by human being.
由于荒漠盆地平原系统不产生径流，因此，地表水、浅层地下水和泉水、湖泊都必然地以相邻的山地系统为供给水源地。
The adjacent mountain systems are the water source areas of all the streams, shallow groundwater, springs, and lakes because runoff does not occur in the desert basin and plain systems.
由于荒漠盆地平原系统不产生径流，因此，地表水、浅层地下水和泉水、湖泊都必然地以相邻的山地系统为供给水源地。
The adjacent mountain systems are the water source areas of all the streams, shallow groundwater, springs, and lakes because runoff formation does not occur in the desert basin and plain systems.
绿洲外缘地区是绿洲与荒漠相互转化活动程度最剧烈、表现最突出的地区，而植被是生态系统的重要组成部分和景观状况的重要指标。
The outer space of oasis plays an important role in transferring between oasis and desert. Vegetation is an important part in ecological system and indicating certain landscapes.
表明荒漠生态系统植被稀疏，生物量小，对气候因子，特别是降水变化敏感，对其保育显得尤为重要。
Desert ecosystem takes on sparse vegetation and small biomass, changes with climate factors especially sensitive in precipitation, and it is particularly important for its conservation.
最后，该文对水热平衡理论和研究方法、水热平衡耦合模型以及荒漠生态系统的水热结构优化模式等未来的研究方向和重点问题作了分析。
At last, the authors analyze the future research directions and research highlights, such as the theory and research methods, coupling model, and optimized water-heat structure of desert ecosystem.
内蒙古荒漠草原是温带草原中最干旱的一个类型，为草原区自然条件最严酷、草场生产力最低、生态系统最脆弱的一个地区。
As a most drought type in temperate steppe, the desert steppe in Inner Mongolia is a district with harshest natural condition, lowest productivity and weakest ecosystem in steppe districts.
遥感信息以其周期性、宏观性和系统性方面的优势，在土地荒漠化评价中得到广泛应用。
Remote sensing information is widely used in the study of desertification evaluation on account of its merits in its cyclical, macro and systematic aspects.
生物土壤结皮广泛分布在干旱半干旱地区与寒区荒漠，是荒漠生态系统的主要组成和景观特征之一，其重要性已被大量的研究报道所证实。
Soil microbiotic crusts are widespread in arid and semiarid regions, they are one of the major components of desert ecosystems, and their importance has been demonstrated by numerous researches.
在绿洲荒漠过渡区生态系统的热量平衡中，占比例最大的是潜热通量，其次为感热通量和土壤热通量。
The biggest proportion in the heat balance is the potential heat flux, followed by sensible heat flux and soil heat flux.
该地区集中分布着一批古老残遗物种，这些物种大多为群落的建群种或优势种，对维持草原化荒漠区脆弱的生态系统具有重要作用。
Many ancient relic species centrally distributed in the area, most of them were the constructive or dominant species of desert community, their existence played an import.
河西走廊山地-荒漠-绿洲复合系统由山地景观、荒漠景观、绿洲景观、水域景观、道路景观5种景观组分组成。
The results show that:1) The meta-ecosystem of mountain, desert and oasis in Hexi Corridor, Gansu, China is made up of 5 landscape ecosystems that are mountain, desert, oasis, water region and road.
本文阐述了中荷合作项目中荒漠化能量与水平衡监测系统的技术方法及主要应用。
Research of energy balance stabilization control technology to the aluminum electrolytic cell and its application;
本文阐述了中荷合作项目中荒漠化能量与水平衡监测系统的技术方法及主要应用。
Research of energy balance stabilization control technology to the aluminum electrolytic cell and its application;
应用推荐