“原始农业”的概念、定义、翻译、参考文献-科学参考

单词	原始农业
释义	原始农业 Encyclopedia 经济学农业释 primitive agriculture原始农业主要使用石器、骨头等简单工具来从事农事活动的农业。是农业的第一个历史阶段。
随便看	photocatalytic reduction of carbon dioxide photocatalytic self cleaning photocatalytic self-cleaning photocatalytic water splitting photocathode photocell photocenter photocentric orbit photoceramics photochemical photochemical action photochemical aerosol photochemical aging of polymer photochemical asymmetric synthesis photochemical cell photochemical cis trans isomerization photochemical cis-trans isomerization photochemical detector photochemical dose photochemical effect photochemical efficiency photochemical equivalence law photochemical etching photochemical induction photochemical isomerization

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。