“打字机”的概念、定义、翻译、参考文献-科学参考

单词	打字机
释义	打字机 marking machine type-writer typer typewriter typing machine
随便看	economic long cycle theory economic losses economic lot size economic lot-size analysis economic lot size equation economic lot-size formula economic lot-size model economic lot sizes in purchasing economic magnitude economic management economic-man model economic-man model of decision making economic manufacturing quantity (EMQ) economic maturation theory economic maturity economic meaning economic means economic measurement economic mechanism economic misfortunes economic mission economic mobility economic mobilization economic model economic model analysis

科学参考收录了1248194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。