“traditional agriculture”的概念、定义、翻译、参考文献-科学参考

单词	traditional agriculture
释义	traditional agriculture Encyclopedia 经济学农业释 traditional agriculture传统农业采用传统的耕作方法和生产技术的农业。是农业的第二个历史阶段。又称古代农业。
随便看	pulse ionization chamber pulse jitter pulse light curve pulse manifestation pulse measurement pulse mode pulse noise pulse nulling pulse nulling phenomenon pulse on the back of the wrist pulse oximetry pulse peak power pulse period pulse phase noise tester pulse plotter pulse polarography pulse position modulation and demodulation pulse power pulse power supply pulse pressure pulse process pulse processing and shaping pulse profile pulse propagation pulser

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。