“曼尼希碱”的概念、定义、翻译、参考文献-科学参考

单词	曼尼希碱
释义	曼尼希碱 Mannich base
随便看	SPC telex exchange speader speak speak-back circuit speaker speaker baffle speaker box speaker cabinet speaker cone speaker-dependent speaker diaphragm speaker directivity index speaker efficiency speaker enclosure speaker frame speaker identification speaker impedance speaker-microphone speaker-phone speaker pressure-frequency response speaker pressure rating speaker-reversal switch speaker unit speaking and ringing key speaking battery

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。