请输入您要查询的字词:
单词
young fish
释义
young fish
Encyclopedia
农学
幼鱼
释
young fish
幼鱼
为稚鱼性腺形成至性成熟以前生活阶段的鱼类个体。幼鱼鳞片已全部形成,鳍条、侧线等发育完备,体色、斑纹、身体各部比例等外形特点以及栖息习性等均和成鱼一致,但是性腺尚未发育成熟。
随便看
combinatorial path
combinatorial polyhedron
combinatorial polytope
combinatorial Pontryagin class
combinatorial power mean
combinatorial pregeometry
combinatorial probability
combinatorial probability theory
combinatorial problem
combinatorial product
combinatorial programming
combinatorial proof
combinatorial property
combinatorial reciprocity theorem
combinatorial scheme
combinatorial semigroup
combinatorial sequence
combinatorial set theory
combinatorial species
combinatorial sphere
combinatorial square
combinatorial structure
combinatorial submanifold
combinatorial sum
combinatorial surface
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:2026/1/15 3:44:41