“树群”的概念、定义、翻译、参考文献-科学参考

单词	树群
释义	树群 Encyclopedia 工学〔树木造景〕释 trees树群由二三十株以上、七八十株以下的乔木为主组成的人工树木群落。可分为单纯树群和混交树群两类。单纯树群由一种树种组成，混交树群由两种以上树种组成。混交树群是园林应用的主要形式。
随便看	Political Order in Changing Societies political organ political organization political orientation Political Parties: A Sociological Study of the Oligarchical Tendencies of Modern Democracy political party press political personality Political Philosophy political philosophy political poster political posters political preference political process Political Program for Border Areas of Shaanxi, Gansu and Ningxia political propaganda political psychology political public opinion political quality of the people's police political question doctrine political realism political reform thought of China's landlord class political relation political revolution political rhetoric political rights

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。