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凹辊环 meaning in Chinese

collar hole
negative collar

Related Words

  1. 凹
  2. 椭圆凹
  3. 地槽凹
  4. 凹痕打凹
  5. 窝凹
  6. 成凹
  7. 球凹
  8. 凹坡
  9. 凹损
  10. 凹出
  11. 凹光栅
  12. 凹规划问题
  13. 凹函数
  14. 凹焊缝
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