“selection of superior stand”的概念、定义、翻译、参考文献-科学参考

单词	selection of superior stand
释义	selection of superior stand Encyclopedia 农学母树林释 selection of superior stand优良林分选择在天然林或人工林分中，依据实际情况比较各林分的优劣，将符合优良标准的林分筛选出来进行利用的群体选择工作。
随便看	occupational eye disease occupational guidance occupational hair damage occupational hazard occupational hazard of high frequency electromagnetic field occupational hazardous factor occupational hazard pre-evaluation occupational hazard risk classification occupational hazards during the construction and operation in railways occupational hazards of gamma rays occupational hazards of ionizing radiation occupational hazards of non-ionizing radiation occupational health occupational health and occupational medicine Occupational Health and Safety Assessment Series 18000 occupational health examination occupational health for all occupational health management in construction project occupational health monitoring on plateau railway occupational health of female worker occupational health prevention technology occupational health psychology occupational health risk assessment occupational health service occupational health supervision

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。