“standard focal length”的概念、定义、翻译、参考文献-科学参考

单词	standard focal length
释义	standard focal length 标准焦距
随便看	Audin's current therapy apparatus audio audio amplifier audio and video crosstalk audio attenuator audio cassette audio cassette interface audio cassette recording audio-cassette record interface audio chanalyst audio channel audio choke audio circuit audio coder audio communication audio communication line audio control audio coupler audio cue channel audio demodulator audio detector audio discriminator audio disk audio dubbing audio engineering

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。