Screw and Socket Steel Tubes的意思|示意
美 / /
英 / /
螺丝和承插钢管
Screw and Socket Steel Tubes的网络常见释义
承插管 ... screw-socket 螺丝口 ; 螺口插座 ; 螺口灯头 Screw and Socket Steel Tubes 承插管 porcelain screw socket 瓷螺丝灯座 ...