The characteristics of arid and semi-arid Northwest China includes great amount of evaporation, small amount of rainfall and light and heat resources, these are necessary conditions for exploitation and development of artificial oasis.

  • 中国西北属干旱、半干旱地区,于是蒸发量大、降雨量小,光热资源充足为当地的主要气候特征,为人工绿洲的开发与发展准备了前提。

  • 互联网摘选 2025-01-19 23:52:02

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