“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	combinatory topology combined combined acoustic-vibration test method for spacecraft combined adjustment combined air conditioning equipment combined air-conditioning unit combined alignment chart combined analysis of five evolutive phases and six climatic factors combined analytical technique Combined anesthesia Combined Array for Research in Millimeter-wave Astronomy combined bisulfite restriction analysis combined bisulfite restriction analysis (COBRA) combined chemical flooding Combined Chiefs of Staff combined circulation combined classification of documents and archives combined cleaner combined compressor combined concentrator of multiple departments combined cooling combined cooling,heat and power combined cooling, heating and power combined cycle combined cycle of gas turbine

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。