请输入您要查询的字词:
单词
fertilization(plant)
释义
fertilization(plant)
Encyclopedia
理学
受精(植物)
释
fertilization(plant)
受精(植物)
通常有广义和狭义两个概念。广义概念指从花粉落在柱头上到精卵融合完成的整个过程,因此,受精过程可分为两个阶段,即配子配合前阶段和配子配合阶段,这一概念通常用于被子植物。狭义概念仅指雌雄配子的融合过程。
随便看
composite Markov chain
composite mat
composite material
composite material of TiO2/diatomite
composite materials interface
composite matrix
composite mattress
composite mineral material
composite model
composite modelling
composite molding
composite morphism
composite motion of a particle
composite motion of a rigid body
compositeness
compositeness certificate
compositeness test
composite nomogram
composite number
composite number problem
composite of correspondences
composite of fields
composite of functors
composite of homotopies
composite of mappings
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:2026/6/29 7:11:18