请输入您要查询的字词:
单词
韧皮部
释义
韧皮部
Encyclopedia
理学
〔植物形态与结构〕
释
phloem
韧皮部
维管植物(蕨类植物、裸子植物和被子植物)体内输导养分,并具有支持、贮藏等功能的复合组织。与木质部共同构成植物体内连续的维管系统。
Biology
phloem
韧皮部
随便看
P / E ratio
perbenzoic acid
perbromic acid
per-call key
per capita disposable income
per capita effective refuge area
per capita expenditure of domestic tourists
per capita residential land control index
per capita urban park area
perceived control
perceived noise level
perceived organizational support
Perceived Quality
perceived risks
perceived value pricing
per cent
percent
percentage
percentage calculation
percentage diagram
percentage elongation
percentage error
percentage of blocked dregs and soil
percentage of coarse fiber
percentage of controlled soil erosion area
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。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/6/12 11:13:48