短語詞組短語plastic friction welding 塑料磨擦銲接plastic ultrasonic welding 塑料超聲波銲接plastic injection welding 注塑銲接Plastic LASER WELDING 塑料雷射熔接Plastic Ring Welding Filter Bag 塑料圈熱熔過濾袋ultrasonic plastic parts welding equipment 超聲波塑料銲接設備phase transformation super -plastic diffusion welding 相變超塑性擴散銲plastic welding machine control 塑銲機控制Plastic welding rod 塑料銲條 返回 plastic welding