ultrasonic seam welding中文,ultrasonic seam welding的意思,ultrasonic seam welding翻译及用法 2026-10-18 22:46 浏览次数 79 ultrasonic seam welding[ˌʌltrəˈsɔnɪk si:m ˈweldɪŋ]超声缝焊