It also analyzes tourism industry from the perspectives of industry chain, and calculates various input-output coefficients.
从产业链的角度对旅游业进行研究，并对各投入产出系数进行定量测算。
It also analyzes tourism industry from the perspectives of industry chain, and calculates various input-output coefficients.
从产业链的角度对旅游业进行研究，并对各投入产出系数进行定量测算。
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