水资源短缺已成为我国西北地区乃至世界上其他干旱半干旱地区需要面对的一个重大问题。
Lack of water resource has become a critical problem faced by China northwest regions and the other arid and semiarid regions in the world.
以青海省为例，探讨了我国西北干旱、半干旱地区农村的能源问题及其对自然生态环境的影响。
Taking Qinghai province as an example, this paper discusses the rural energy problem and its effect on natural eco-environment in dry and semi-dry areas of Northwest China.
集流灌溉农业是“八五”末期在我国西北干旱、半干旱地区迅速兴起的农业灌溉方式，对该区增产粮食起到积极推动作用。
Runoff collecting irrigation agriculture rapidly rises in the last stage of the eighth five year plan in northwestern arid and semi arid region, and it plays an active role in promoting grain output.
我国西北地区是世界上典型的干旱半干旱地区之一，占国土面积的38%。
Northwest of China, whose area accounts for 38 percent of the total, is one of the typical arid and semi-arid zone in the world.
我国西北地区是世界上典型的干旱半干旱地区之一，占国土面积的38%。
Northwest of China, whose area accounts for 38 percent of the total, is one of the typical arid and semi-arid zone in the world.
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