上层木 meaning in Chinese
overstorey
overwood
Examples
- Accordingly , the suitable regeneration time of the under - layer stand was suggested and this will be helps to the yield of forestry native in a certain
分析了复层林上层木的生长过程，探讨了上层木蔽荫下，下层木人工更新的适宜时间，为今后的生产提供了可靠依据。