As a main source for bettering national employment and income, it will play an important role for the growth of national income via the linkage effects.
食品加工业是我国就业和收入的一个重要来源，通过关联效应它将对我国国民经济增长起到重要作用。
The results show that the role of backward linkages of tourism in Yunnan Province are stronger than the forward linkage effects, and the internal correlation is not obvious;
研究结果表明，云南省旅游业后向关联作用明显强于前向关联作用，且内部关联作用不明显；
The results show that the role of backward linkages of tourism in Yunnan Province are stronger than the forward linkage effects, and the internal correlation is not obvious;
研究结果表明，云南省旅游业后向关联作用明显强于前向关联作用，且内部关联作用不明显；
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