西北干旱区可替代能源开发技术评述 关键词：西北干旱区；可替代能源；能源开发 [gap=10487]KEY WORDS：northwest arid area；alternative energy；development of energy
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northwest arid area of china 西北干旱区
northwest china arid area 中国西北干旱区
northwest inland arid area 西北内陆干旱区
arid area of northwest 西北干旱区
The arid northwest China is an undeveloped area in economy, being rich in mineral resources but shortage in water resources due to sparse rainfall and intense evaporation.
我国西北地区降水稀少，蒸发强烈，水资源贫乏，是矿产资源富饶的缺水贫困区。
The oasis agriculture appears the special characters due to the eco - environment characters of arid area of northwest region.
西北干旱区内陆绿洲的主要生态环境特点，导致其特殊的农业特点；
The paper aims to analyze coupling effects between water resources change and urbanization process in arid area of Hexi corridor of Gansu province in Northwest China.
本文以西北干旱区的甘肃河西走廊为例，分析了水资源变化与城市化过程的交互耦合效应。
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