bakelite
胶木穿线绝缘子
bakelite feed-through insulator
暂无补充释义。
相关词条
bakelite
bakelite
bakelite
bakelite cover porcelain base knife switch
bakelite B
bakelite resin
bakelite resin
bakelite feed-through insulator
暂无补充释义。
bakelite
bakelite
bakelite
bakelite
bakelite cover porcelain base knife switch
bakelite B
bakelite resin
bakelite resin