由于中国天然林相对比较缺乏，加之我国现在正在实行“天保”工程，木材采伐量递减。

China is comparatively lack of the natural forest, and the yield of wood harvesting is decreasing because of "the National natural forest Conservation Project".

youdao

制定木材生产计划，并计算出原木采伐量；

Set timber production schedules and calculate the yield of the logs harvested;

youdao

制定木材生产计划，并计算出原木采伐量；

Set timber production schedules and calculate the yield of the logs harvested;

youdao