“stand improvement”的概念、定义、翻译、参考文献-科学参考

单词	stand improvement
释义	stand improvement Encyclopedia 农学林分改造释 stand improvement林分改造综合营林的系列措施，即对在组成、林相、郁闭度与起源等方面不符合经营要求的那些产量低、质量差的林分，含各种各类低效林和低价值林分，进行改良和提质、增效的综合营林措施。
随便看	collecting tubule Collecting Works on Tea collection collection analysis collection census collection classification collection custody and collection department collection development collection development policy collection digitization collection efficiency collection evaluation collection features Collectiong of Cantonese Opera Star collection growth collection lens collection management collection management area collection manager collection of academy Collection of Ancient and Modern Ballads collection of ancient and modern calligraphers Collection of Ancient and Modern Proverbs Collection of Ancient Prose and Poetry Collection of Anecdotes of Song People

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。