“beam expander”的概念、定义、翻译、参考文献-科学参考

单词	beam expander
释义	beam expander [`bēm ik´span·dǝr] ^OPTICS A combination of optical elements used to increase the diameter of a laser beam or other light beam.
随便看	isoinertial isokeraunic isokinetic isokinetic relationship isokinetic sampling isokinetic temperature Isolaimoidea isolate isolated camera isolated footing isolated location isolated point isolated set isolated subgroup isolated system isolating mechanism isolating switch isolation isolation amplifier isolation diode isolation gene isolation network cable running list cable shield cable skidding

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