bicollateral是什么意思   bicollateral怎么读

bicollateral单词基本解析：

bicollateral变化用词：

bicollateral英英释义：

bicollateral中文词源：

bicollateral用法和例句：

bicollateral

The micrib belonging to bicollateral bundle is well developed.The bundle sheath is composed of idioblasts.

主脉发达，有异细胞组成的维管束鞘，具双生韧皮部。

bicollateral bundle

双韧维管束

Bicollateral bundle The arrangement of tissues in the vascular bundles in which the phloem is situated on both sides of the xylem.

双韧维管束：是初生木质部的内，外方都有初生韧皮部分布的一种维管束排列方式。

ectoxylar bicollateral bundle

外木双韧维管束, 外木两立维管束

ectocribral bicollateral bundle

外筛双韧维管束, 外筛两立维管束

ResultsThe root of Tylophora atrolliculata Metc. had amphicribral vascular bundle, however steme had bicollateral vascular bundle.

方法利用显微镜观察其根、茎的横切面结构组织与根粉末特征。

Collateral or bicollateral vascular bundle, developmental pith and medullary ray are obvious.

髓部发达，髓射线明显。