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。
Furthermore, trend extrapolation is used to forecast the developing trend and orientation of Ningxia tourism industry.
沙坡头旅游区位于宁夏回族自治区中卫县城西20公里，距首府银川市189公里。
Shapotou Tourist Zone is located 20 km west · Zhongwei County, Ningxia Hui Autonomous Region, Yinchuan, the capital city from 189 km.
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。
Ma-lan-orchid prairie is the one grassland of having good quality of tourism landscape and development potential of tourism in Ningxia.
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