“林分改造”的概念、定义、翻译、参考文献-科学参考

单词	林分改造
释义	林分改造 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	mass service system with delay mass service system with rejection mass shell mass-shell condition mass-shell subtraction scheme mass social theory mass society mass society theory mass song mass spectra mass spectrograph mass spectrograph, mass spectrometer mass spectrometer mass-spectrometer mass spectrometer for rock & mineral analysis and test mass-spectrometric analysis for isotope mass spectrometric detector mass spectrometric detector (MSD) mass spectrometry mass spectrometry and hyphenation techniques mass spectrometry for pharmaceutical analysis mass spectrometry imaging mass spectrometry method mass spectrometry (MS) mass spectroscopy electrochemistry

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。