请输入您要查询的字词:
单词
胚泡
释义
胚泡
Encyclopedia
医学
胚胎发生
释
blastocyst
胚泡
受精后第4天左右,卵裂球增至约100个的囊泡状胚。卵裂细胞的分泌,使细胞团之间出现裂隙,后融合扩大形成中央的腔,周围由扁平的滋养层细胞包绕,腔的一端有一团内细胞群细胞。
Biology
blastocyst
胚泡
随便看
norm nonresidue
norm of a divisor
norm of a functional
norm of a group
norm of a lattice
norm of a mapping
norm of a matrix
norm of a measure
norm of an algebra
norm of an algebraic element
norm of an element of a field
norm of an ideal
norm of an integral
norm of an operator
norm of a quaternion
norm of a vector
norm of governance
norm of signed measure
norm on a field
normothermia
norm-preserving mapping
norm-preserving prolongation
norm-referenced evaluation
norm referenced test
norm residue
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:2026/6/18 5:23:26