The manufacturer of the handpiece may recommend proper speeds to avoid failures such as breakage of the twist drill.

 
  • 手鉆制造商會(huì )推薦適當的速度,以避免發(fā)生諸如麻花鉆斷裂等意外。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan