“primary industry”的概念、定义、翻译、参考文献-科学参考

单词	primary industry
释义	primary industry Encyclopedia 经济学产业结构释 primary industry第一产业以利用自然力为主，生产不必经过深度加工就可消费的产品或工业原料的部门。是按“三次产业分类法”划分的国民经济中的一个产业部门。又称第一次产业。
随便看	storage tube storage virtualization storatron storax storax family store store and forward stored energy stored energy of superconductivity stored procedure stored procedure, SP stored-program computer stored program controled telephone switching system stored program control exchange stored program control switching store-house Consciousness (ālayavijñāna) Storehouse of Qin Dynasty Store management system Storeroom store water and retain soil moisture storeyed building storeyed intake storied bud Stories about Not Being Afraid of Ghosts Stories among Us

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。