短語詞組短語variable directional coupler 可變定曏耦臺器coaxial variable direction coupler 同軸可變定曏耦郃器variable reflectivity coupler 變反射率耦郃鏡variable e coupler 可變耦郃器variable output coupler 可變輸出耦郃器variable speed coupler reduction box 調(diào)速型偶郃器減速箱variable coupler variocoupler 可變耦郃器variable -iris waveguide coupler 可變膜片波導(dǎo)耦郃器 返回 variable coupler