ultrasonic seam welding中文,ultrasonic seam welding的意思,ultrasonic seam welding翻译及用法 2025-04-19 09:44 浏览次数 13 ultrasonic seam welding[ˌʌltrəˈsɔnɪk si:m ˈweldɪŋ]超声缝焊