青年中文胸徑的英文
英文翻譯
Diameter at breast height
重點詞匯
胸徑───Diameter at breast height
雙語使用場景
The diameter at breast height of most gap makers was 20~30 cm.───林隙形成木分布最多的徑級在20～30cm之間.
The results indicated that the five traits like height, diameter at breast height, volume, wood basic density and tracheid length showed at least significant genetic variation among clones.───結果表明，無性系間樹高、胸徑、材積、木材基本密度和管胞長度存在顯著至極顯著差異。
curve function, power function, Richards equation and single molecular equation, related tree height to diameter at breast height and widely used in forest gap model, were analysed.───樹高與直徑的關系，文章綜合分析了廣泛應用于林窗模型中的四個數學方程，即二次曲線、冪函數方程、理查德方程和單分子方程。
Factors involved in the model are: tree height. diameter at breast height. bark thickness at breast height. height of first dead branch and height of blackened trunk.───因子分別是：個體的樹高、胸徑、胸高處皮厚、第一枯枝高和樹干熏黑高度。
英語使用場景
In the study, Jackknife combined with sequential statistical parameter was applied into double regression sampling, and volume is target element and diameter at breast height is auxiliary element .
By the way of the stem analysis, the regularity of the Catalpa tree on the diameter at breast height, tree height, growth factors such as volume, which changes with age, are studied.