短語詞組短語extinction coefficient ratio 消光系數(shù)比extinction -ratio 消光比the extinction -ratio checking without target 無靶板消光比檢測法No target extinction -ratio measurement 無靶板消光比法light extinction ratio 消光比output extinction ratio 輸出消光比static extinction ratio 靜態(tài)消光比polarization extinction ratio 偏振消光比LERCLaser Extinction Ratio Control 鐳射消光比控制;激光消光比控制 返回 extinction ratio