“optical beam expander”的概念、定义、翻译、参考文献-科学参考

单词	optical beam expander
释义	optical beam expander 光束扩张器
随便看	weak damping weak deformation retract weak depression weak derivatives weak diagonal dominance weak differentiability weak differential operator weak digraph weak dimension weak discontinuity weak discontinuity surface weak disturbance weak dominant weak echo weak echo region weak electrolyte weaken weakened body resistance weakenedplane joint weakened profile weakener weakening weakening factor of axial holes in pattern weakening factor of holes in pattern weakening of metal

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