1.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。
2.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。
3.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。
4.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。
5.As compared to the forked-stem trees, the straight-stem trees were wider in DBH and taller in height.
若将主干分叉林木生长发育情形与主干单一者相比较，后者胸径较大且树高较高。
6.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
7.Application of Carboxylic Carbon Nanotubes to the Spectrophotometric Determination of Lead with DBH-PF
羧基化碳纳米管在荧光酮光度法测定铅中的应用
8.Research on the DBH Distribution and Yield Model of Pulpwood Plantation of Eucalyptus grandis in Sichuan Province
四川巨桉短周期工业原料人工林直径分布规律及其收获模型的研究
9.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
10.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