faced down bonding的意思|示意
美 / /
英 / /
倒装焊接，侧焊
faced down bonding的网络常见释义
面朝下焊接 ... face-to-face duplex tapered roller bearing || 成对双联圆锥滚子轴承 faced down bonding || 面朝下焊接 faced hammer || 平面锤 ...