- ball retainer
- 滚珠: ball
- 扣: button up; buckle
- 件: piece; article; item
- 扣件: all kinds of pacd aging series; fasteners; fastening
- 滚珠: [机械工程] ball◇滚珠轴承 ball-bearing; ball-race bearing; spot contact bearing
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滚珠扣件的英文
发音:
- ball retainer
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