“printed circuit board”概念、定义、翻译-科学时代

单词	printed circuit board
释义	化工词汇手册 printed circuit board 印刷电路板
随便看	community rating community relations community school community shopping centre community structure community study community study community study community succession community succession community survey community system community theatre Community trademark community TV community unionism community work commutant commutation commutation commutation commutation commutation commutation commutation

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。