Furthermore, trend extrapolation is used to forecast the developing trend and orientation of Ningxia tourism industry.
进一步运用趋势外推法，预测了宁夏旅游业近期的发展趋势及走向。
Ma-lan-orchid prairie is the one grassland of having good quality of tourism landscape and development potential of tourism in Ningxia.
草原是宁夏自然植被的主体，而马兰花草原是宁夏草原中具有旅游价值及旅游发展潜力的草原之一。
The general situation of the Sandlake tourism area Ningxia is introduced , including the geographical position , the condition of the natural resources , the condition of environment.
详细介绍了宁夏沙湖旅游区的基本概况，包括旅游区的地理位置、自然资源条件、环境状况等。
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