“profit area”的概念、定义、翻译、参考文献-科学参考

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。

单词	profit area
释义	profit area 利润区
随便看	reference cycle reference cycle (即经济周期) reference cylinder reference damping reference data reference data book reference date reference datum reference debugging aid(s) reference defect reference delay frame reference design reference diagram reference dimension reference diode reference dipole reference direction reference direction of motion reference disk reference disk(-sc) reference distance reference drawing number reference edge reference electrode reference electrode filling solution