这个国家很小心的管理了他的咖啡种植业，作为一个高利润的出口源。

The country carefully guards its coffee plantations, a source of lucrative exports.

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要使采购活动成本最低，成为企业利润的第二来源，电子采购是实现这个目标的最佳方案。

How to get the lowest costs in the procurement scheme, how to become the second profit source of enterprise, electronic procurement scheme is the optimum one to achieve this goal.

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