“primary phloem”的概念、定义、翻译、参考文献-科学参考

单词	primary phloem
释义	primary phloem Encyclopedia 理学〔植物形态与结构〕释 primary phloem初生韧皮部由根端或茎端顶端分生组织分化出的原形成层进一步分化形成的韧皮部。 Biology primary phloem初生韧皮部
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科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。