请输入您要查询的字词:
单词
herd structure of grazing livestock
释义
herd structure of grazing livestock
Encyclopedia
农学
放牧家畜畜群结构
释
herd structure of grazing livestock
放牧家畜畜群结构
在某种放牧家畜群体中,公母畜群各自年龄比例的结构,即畜群总头数中,按性别、年龄和在生产过程中的作用人为划分的组群在整个群体中所占的比重。又称畜组结构、畜群构成。
随便看
long exact sequence in K-theory
long exact sequence in Ktheory
long-exact-sequence-of-a-pair axiom
long exposure
long eye relief eyepiece
long fat network
Longfeng National Forest Park
Longfeng Qu
long fiber reinforcements
longfin snake-eel
long flame coal
long flax spinning
long focal length lens
long focus lens
long-focus photographic astrometry
long-format book
Longfusi Book Market
Longgang Qu
Longgang Sites Group
Longgan Hu
Longgao Bandao
Long Gong
Long Guanhai
Longgupo Site
Longguzhou
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:2025/7/26 6:59:24