down lead

短语词组

短語

• run down a lead 按線索追蹤
• antenna down -lead 天線下引線
• down -lead metal core 引線金屬芯
• Down -Lead Specification 引線說明
• internal down -lead 內引線
• track down a lead 按線索追蹤
• welding of down -lead 引線銲接
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