“合同定购”的概念、定义、翻译、参考文献-科学参考

单词	合同定购
释义	合同定购 Encyclopedia 管理学农产品流通释 contract purchase合同定购国家与农产品生产者产前协商签订合同的农产品收购形式。
随便看	photosphere photospheric abundance photospheric activity photospheric eruption photospheric facula photospheric line photospheric model photospheric network photospheric radiation photospheric spectrum photospheric surface photospheric telescope photospheric temperature photospot photostability photostabilizer photostable photostage photostar photostat photostationary state photostereography photo stimulated luminescence photo-stimulated luminescence photostimulated luminescent material

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。