级联衰减器
cascade-connected attenuator
激光衰减器组件
LAA LASER Attenuator Assembly
环耦合型衰减器
loop-couple-mode attenuator
互感衰减器
mutual inductance attenuator
互电容衰减器
mutual capacitance attenuator
光衰减器
optical attenuator
adjustable optical attenuators
variable optical attenuator
fixed optical attenuators
光可变衰减器
butyric acid propyl ester
VOA
variable optical attenuator