“promotion of improved forest varieties”的概念、定义、翻译、参考文献-科学参考

单词	promotion of improved forest varieties
释义	promotion of improved forest varieties Encyclopedia 农学林木新品种释 promotion of improved forest varieties林木良种推广在一定区域内，把通过审定且产量、适应性、抗性等方面明显优于当前主栽材料和种植材料的林木种子进行推广的活动。
随便看	projection cone projection constant projection correlation projection difference projection-difference method projection display equipment projection drawing projection effect projection estimate projection formula projection function projection functor projection-grid method projection identification method for the characteristic model projection image projection instrument projectionist projection iteration projection iterative method projection map projection mapping projection matrix projection measurement projection method projection moiré

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