“amateur bands”的概念、定义、翻译、参考文献-科学参考

单词	amateur bands
释义	amateur bands [`a·mǝ·chǝr ´banz] ^{COMMUNICATIONS} Bands of frequencies assigned exclusively to licensed radio amateurs.
随便看	foot bridge footcandle footeite footer foot gland foot guard foothills foot holes footing footlambert foot length footpad footpoint foot-pound foot-poundal foot-pound-second system of units footprint foot rot foot screw foot section foot's oil footstock foot valve footwall footwall shaft

科学参考收录了103327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。