请输入您要查询的字词:
单词
林木发育期观测
释义
林木发育期观测
Encyclopedia
农学
林木发育期观测
释
observation of developmental stages of trees
林木发育期观测
在地形、土壤、栽培水平一致的地段上,选取年龄长势相近、生长健壮的主要树木种类和品种,依据树木外部形态特征,按发育期出现顺序对各发育期出现日期进行观测和记录的活动。
随便看
seals of fluid machinery
seals of the Warring States Period
seal up
seal wear
seam
seaman
Seaman's Book
seamanship
sea manure
sea map publishing
sea map update
seam-burnt edition
Sea-Mirror of Circle Measurement
sea mite
seamless
seamless depth datum
seamless editing
seamless steel pipe for liquid service
seamless track
seamless tube
seamless underwear circular knitting machine
seamount
seamount ecosystem
seamount fishing ground
seamounts survey
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:2026/1/7 0:14:13