喇叭底座成型

Time:2018/07/19

喇叭封边

Time:2018/07/19

喇叭零件

Time:2018/07/19

喇叭膜片铆接

Time:2018/07/19

喇叭手柄冲压

Time:2018/07/19

喇叭纸垫圈与底座合成

Time:2018/07/19