The tree-shaped structure of nodular vascular framework is connected with the vascular system of plant in the base, It was derived originally from the plant lateral root primordium.
它在基部与植物维管系统联成一体，在本质上是由植物侧根原基衍生而来。
Silver minerals in this mine mostly occurred as native silver embedded in quartz and shaPed into grained, schistose or tree-like structure.
发现该矿银主要以自然银的形式存在，自然银多呈粒状、片状或树枝状嵌生在石英中。
We have also designed the database according to the tree-shaped data structure of fashion design information.
针对款式设计信息的树形数据结构特征，设计了系统数据库。
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