请输入您要查询的字词:
单词
林木良种
释义
林木良种
Encyclopedia
农学
﹝良种生产﹞
释
elite variety of forest tree
林木良种
经过人工选育及严格的区域化试验,并通过本行业专家鉴定,证明在适生区域内的产量、质量和其他主要性状明显优于当地主栽树种或栽培品种,具有实际生产价值的林木繁殖材料。
随便看
random search
random search heuristics
random search procedure
random selection
random sensitivity
random sequence
random series
random set
random shear cut set
random shear-cut set
random signal
random signal processing
random simulation method
random sketching
random space
random spectral measure
random sphere packing
random start symmetric equidistant sampling
random start systematic sampling
random structure
random subset
random sum
random surface
random tableau
Random Talk on Calligraphy and Painting
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:2026/6/21 19:56:27