Circle model is suitable for the analysis of economic characteristics of port industry.
圆周模型对于分析港口产业经济特性非常恰当。
The economic model of the risk analysis is established for sugar refinery in this paper.
本文结合制糖厂建立了风险分析的经济模型。
The economic model of the risk analysis is established for sugar refinery in this paper.
本文结合制糖厂建立了风险分析的经济模型。
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