“focus range”的概念、定义、翻译、参考文献-科学参考

单词	focus range
释义	focus range 聚焦范围聚焦范围
随便看	triple screw propeller triple-screw ship triple seal triple sealing ring triple seal piston ring triple seat triple segmental baffle triple-shear triple shift triple-shock intake triple-silo complex triple sleeve antenna triple smoothing triple-speed gramophone triple spiegel triple-spiral ring packing triple-spool triple-squirrel-cage rotor triple-stage pump triple staining triple star triple start worm triple state triple strand roller chain triple stripe

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。