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胸径

网络DBH; diameter at breast height,DBH; Diameter of trunk

胸径

网络释义

胸径

DBH

干量和胸径（DBH）估计来自树木的三维模型，它使用树形状参数的多元线性回归分析。在巴伐利亚森林国家公园与全波形进 …

diameter at breast height,DBH

生长季节进行断根处理，12、10倍胸径（diameter at breast height, DBH）断根处理的茎流通量与8倍胸径断根处理相比差异显 …

Diameter of trunk

天津市大树移植技术规程_北方园林科技资讯网 ... 2.1 大树 Big tree 2.2 胸径 Diameter of trunk 2.3 种植土 Soil for Planting ...

TTD

B超单专业术语,有英文全称 - 丫丫网... ... APTD 腹部前后间的厚度，又称为腹部前后径 TTD 胸径 HL 肱骨长上臂长，从肩到肘 …

diameter breast height

胸径,DBH,音标,... ... ) diameter at breast height 胸径 ) diameter breast height 胸径 ) AnteriorChest Diameter 前胸胸径计 ...

例句：

Inactivation of this enzyme due to a mutation of the DBH gene causes a selective (nor )-adrenergic failure of the sympathetic nervous system .

这种酶失活的原因是基因突变的基因根源胸径有选择性（或）肾上腺素失败的交感神经系统。

There was a significantly negative correlation between the whole forest competition intensity and the DBH. of objective trees .

种间竞争强度与对象木的胸径大小呈显著负相关关系。

Height, diameter at breast height and volume had a negative genetic correlation with wood basic density and tracheid length .

树高、胸径和材积与木材基本密度、管胞长度间以及木材基本密度与管胞长度间呈遗传负相关。

The number of vegetation species increased with diameter decreasing .

树种的种类随着其胸径的减小，数量逐渐增加。

The annual growth of diameter of unit area increased along with the density descending of the polar and birch forests .

山杨林和白桦林单位面积胸径年生长量随经营密度的增加而减少；

The relations between crown width and DBH, crown length and DBH and crown ratio and crown length were also studied .

此外，还研究了冠幅和胸径、冠长和胸径及树冠比和冠长的关系模型。

The linear correlations between allocation ratio of bark, trunk and root and DBH are also well.

树叶生物量分配比例数据较为分散，和胸径不存在线性关系。

The breast-height diameter increased in some extent during the period of electric treatment .

马尾松胸径在电处理期间有一定的生长；

Height and diameter were measured at the ages of 11 , 16, and 18 years.

树高与胸径生长资料分别于 11,16 及 18年生时测定而得。

Study of Diversity Characters of DBH Structure and Temporal Pattern of Two Vegetative Types in Caiyanghe Nature Reserve

菜阳河自然保护区两种植被类型的林木胸径结构及时间格局多样性特征

Behavior and sensitivity of an optimal tree diameter growth model under data uncertainty

资料不确定条件下理想树木胸径的发育状况和敏感性

The key factor influenced on habitat selection in dry season was the tree size ;

旱季影响小熊猫生境选择的关键因子是乔木胸径；

Observed biomass was calculated by summing each tree 's biomass that was estimated by the relation equation of biomass to DBH

实际观测生物量为根据每木检尺结果，用生物量和胸径的关系计算所得

Fractal Characteristics of Root System, Tree Height and DBH of Choerospondias axillaris

南酸枣人工幼林根系与其树高、胸径的分形特征

Preliminary Study on Correlation Equation between Stem Diameter and Wood Volume of Phoebe Nanmu

楠木胸径 —材积相关方程初步研究

The operation of route in left chest for the esophagus carcinoma in middle and upper segments of chest

左胸径路手术治疗胸中、上段食管癌

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