旅游业的官员预计，入境旅客人数增加10%，对这个受危机重创的国家来说是及其重要的，因为旅游业为这个国家提供了五分之一的工作，占GDP的16%。

Officials in the tourism industry forecast a 10 percent increase in tourist arrivals, crucial for the crisis-hit country where tourism accounts for one in five jobs and 16 percent of GDP.

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可运用时间序列模型中的曲线拟合方法，对重庆入境旅游人数和旅游收入进行预测。

Curve Fitting Method of Time Series Model can be used to predict the number of inbound tourists and tourism revenue of Chongqing.

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