船只的日子以来已经过去，那些法国森林成为持续林业业务。

Since the days of sailing ships have come and gone, those French forests have become ongoing forestry operations.

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阐述了森林采伐中如何通过采伐方式和工艺类型的合理选择、采伐量的合理确定，来满足林业经济的持续性。

This Paper mainly introduced hoe to satisfy forestry economical duration by reasonably selecting logging ways and technology type.

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