供应全新电子管r928
价格：1.00
R928R955R1463R1477R3896R6356R6357C***CR131CR142R2211P28R106R166R212R759R6350R6351R6352R6353R6354R6355R6356R4220R7311R943-02R649R1463PR2949CR129CR1301P21R647R580R647-01R1166R3788R6095R1307R6231R6237CR119R1450R1548R1635R5800R5900型号R6427R647R1924R5611CR105CR120R636-10R943-02)