Groundwater commonly collects in stream drainages but may remain entirely beneath the surface of dry stream-beds in arid regions.
地下水通常聚集在河流流域，但在干旱地区，地下水也可能完全保留在干涸河床的表面之下。
In arid and semiarid regions, on the other hand, the small number of lakes and the great distances between them reduce the possibilities for correlation.
另一方面，在干旱和半干旱地区，湖泊数量少，湖泊之间距离远，减少了相互关联的可能性。
Distribution of glires in arid regions of China is studied.
研究大沙鼠在中国干旱地区的分布。
It is difficult to grow fruit in arid desert areas.
在干燥的沙漠地带栽培水果很困难。
North China is situated in arid and semiarid regions.
摘要华北地区位于干旱和半干旱地区。
North China is situated in arid and semiarid regions.
华北地区位于干旱和半干旱地区。
In arid countries such as Libya or Saudi Arabia, that figure is close to 100%.
在利比亚、沙特阿拉伯这样的干旱国家，这些数据接近100%。
The landscape ecological construction in continental river basin in arid zone.
干旱区内陆河流域景观生态建设。
Intercropping is the most potential for increasing grain yield in arid regions.
间作多熟种植是干旱地区最具增产潜力的栽培模式。
The ecological benefits evaluation of city greenest in arid sand area is blank.
干旱半干旱沙区城镇绿化的生态效益评价研究尚属空白。
Because water is usually free, thirsty crops like alfalfa are grown in arid California.
因为水普遍免费，干旱类作物，比如苜蓿就生长在干旱的加州。
Study on water resources in arid area is one of the focuses in water resource researches.
干旱区的水问题是水资源研究的热点之一。
This provides scientific basis for rational land use planning in arid and semi-arid areas.
这为干旱、半干旱地区制定合理的土地利用规划提供了科学依据。
Solid water affords a new approach to drought resistant planting in arid and semi arid area.
固体水为干旱、半干旱地区的抗旱造林提供了一种新的途径。
Water deficit and soil infertile is the main limited factor in arid agricultural production.
旱地农业生产的主要限制因素是水分亏缺和土壤贫瘠。
Cities surrounded by forest have more pronounced heat islands than do cities in arid environments.
被森林包围的城市明显比被空地包围的城市要热一些。
Even in arid market economies where every drop is precious, the price of water seldom reflects scarcity.
甚至在一滴水值千金的缺水市场，水价也很少会反映水的紧缺。
In addition, in arid areas, a considerable amount of evaporation occurs, thus minimizing mud disposal volumes.
除此之外，在干旱地区，会导致泥浆大量蒸发，因此减少了泥浆体积。
The dynamic study and simulation methods on various scales based on the theory have been applied in arid zone.
根据这一理论提出的各种尺度上的动态研究和模拟方法在干旱区得到了应用。
The Nazca – also spelt Nasca – thrived in arid valleys of what is now the southern coast of Peru between 300BC and AD800.
纳斯卡文化在公元前300年和公元800年间繁荣于现在秘鲁南部海岸的干旱河谷。
Aeolian sandy soil is a kind of specific soil formed in arid or semiarid area. It has specific engineering property.
风沙土是形成于干旱区、半干旱区的一种特殊性质的土。
Yield forming factors of wheat in arid land in Shanxi were analyzed by multiple correlation and multiple regression.
采用多元相关、多元回归分析方法，分析了山西省旱地小麦产量构成因素。
Oasis is one of the three systems, mountains, desert and oasis in arid region. It is a special geographic landscape.
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。
Dry farming; dryland farming: a system of producing crops in arid and semiarid regions without the use of irrigation.
旱地耕作法：指一种在干旱或半干旱土地上不使用灌溉方法生产作物的耕作制度。
New sea 21 can save water, can use limited irrigation water, so it has advantage of power in arid and semi-arid region.
新海21是节水型品种，能够较充分的利用有限的灌溉水，在干旱半干旱地区具有强大的优势。
Water vapor in the lower atmosphere can vary in amount from a mere trace in arid regions to about 4% by volume in moist areas.
大气低层的水汽量在干燥地区（量）甚微，而在潮湿地区按体积占4%左右。
Water scarcity had become more of a threat in arid regions, and about 700m people in 43 countries were facing water shortages.
水荒在干旱地区的威胁日益严重，全球43个国家约7亿人面临水源紧张问题。
As a kind of special soil, aeolian sandy soil mainly lies in arid and semiarid areas where sand drift activity is very strong.
沙土是存在于干旱、半干旱地区的一种特殊性土，其岩土工程性质与风沙环境紧密相关。
Developed and refined by Israeli agricultural researchers, micro irrigation is ideal in arid climates where water is precious.
开发和以色列农业研究人员精，微灌，是理想的干旱气候下的水是宝贵的。
Developed and refined by Israeli agricultural researchers, micro irrigation is ideal in arid climates where water is precious.
开发和以色列农业研究人员精，微灌，是理想的干旱气候下的水是宝贵的。
应用推荐