“发起活动”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	发起活动
释义	发起活动 promotional activities
随便看	double flue boiler double fluid cell double fluid coupling double-fluid theory double-focus arrangement double focusing double-focusing mass spectrograph double focusing mass spectrometer double focus interference microscope double-focus interferometer double focus method double focus system double-fold disappearing stair double foolscap double formed crystals double fracture double frame double-framed generator double frame hammer double Frank's mirror double frequency double-frequency coding double-frequency generator double-frequency oscillation double-frequency oscillator