“先组式”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	先组式
释义	先组式 pre-coordination
随便看	directional amplitude modulation directional angel directional antenna directional baffle directional beacon directional beam directional blasting directional casting directional characteristic directional coil directional collector directional comparison microwave relay directional contactor directional control directional control valve directional cooling directional correlation directional counter directional coupler directional coupling directional cross directional crystal directional current metre directional current protection directional damper