“商业周期低潮”的概念、定义、翻译、参考文献-科学参考

单词	商业周期低潮
释义	商业周期低潮 trough
随便看	fixed field coding fixed field format fixed-field method fixed film resistor fixed fin fixed flange fixed flat-bed platen fixed foam generator fixed focal length fixed-focus fixed focus camera fixed-focus camera fixed-focus lens fixed-focus objective fixed form fixed format fixed format input fixed format message fixed form coding fixed form operation fixed form (相对于滑动模板而言) fixed framed arch fixed-frequency fixed-frequency audiometer fixed-frequency filter

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。