secondary trunk 中文意思是什麼
secondary trunk
解釋
二級中繼線-
The secondary forest breeding use birds nest - site resources vertically, they can be divided into nesting in tree coronal layer guild, nesting on tree trunk guild, nestig in the under forest layer guild
次生林繁殖鳥類對巢址資源呈現空間上的垂直利用現象,可分為樹冠層營巢、樹幹上營巢和林下層營巢繁殖集團。
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