“principle of recycling and regeneration”的概念、定义、翻译、参考文献-科学参考

单词	principle of recycling and regeneration
释义	principle of recycling and regeneration Encyclopedia 工学城乡生态环境释 principle of recycling and regeneration循环再生原理物质和能量在一个生态系统中以分层、分级的方式循环利用的基本规律。
随便看	umbilical point umbilical sore umbilic catastrophe umbilic direction umbilic line umbilic point umbilicus umbra umbra and penumbra of the sunspot umbral umbral algebra umbral calculus umbral dot umbral eclipse umbral flash umbral index umbral notation umbral operator umbral shift umbrella umbrella anchor winch umbrella clause umbrella effect umbrella fern umbrella fern family

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。