“ancient multiple cropping system”的概念、定义、翻译、参考文献-科学参考

单词	ancient multiple cropping system
释义	ancient multiple cropping system Encyclopedia 理学古代耕作制度释 ancient multiple cropping system古代复种制在同一块土地上一年内连续种植超过一熟（茬）作物的种植制度。
随便看	Tumuji national nature reserve tumula tumulosic acid Tumulto dei Ciompi Tumur Feng National Nature Reserve Tumushuke Shi Tu music Tun tunability tunable tunable DFB laser tunable diode laser absorption spectroscopy tunable diodeLaser absorption spectroscopy tunable diode laser absorption spectroscopy-based multi-phase flow measurement tunable filter tunable laser tunable laser crystal tunable laser dye tunable laser source tunable load tunable numerical integration tunable reflection maser tunable traveling-wave maser tuna fisheries tuna longline fisheries

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。