He picked off the burs that had stuck to his overcoat.
他摘去粘在大衣上的芒刺。
Dental rotary instruments. Burs. Part 1: steel and carbide burs.
牙科用旋转器械。牙钻。第1部分：钢制牙钻和硬质合金牙钻。
Dental rotary instruments. Part 2: steel and carbide finishing burs.
牙科旋转器械。第2部分：精制碳钢钻。
After the part is complete chamfer all corners and relieve all burs.
部分完成后，倒角的各个角落，减轻所有钻。
By contrast, it was 98% above the curve of canal. The ratio of enlarging instruments removal was 98%, fissure burs 100%, broaches 50%.
直根管或根管弯曲以上折断器械因器械类型有较大差异，根管扩大器械取出率为98%、裂钻为100%，拔髓针为50%。
The influence on the surface smoothness of parts is small the slow increase decrease of welding function reduces the spark flashing burs during welding.
工件表面洁净度影响小，利用电流缓升，缓降焊功能可以减少焊接时产生的火花飞溅和毛刺。
The influence on the surface smoothness of parts is small and the slow increase and decrease of welding function reduces the spark flashing and burs during welding.
工件表面洁净度影响小，利用电流缓升，缓降焊功能可以减少焊接时产生的火花飞溅和毛刺。
The influence on the surface smoothness of parts is small and the slow increase and decrease of welding function reduces the spark flashing and burs during welding.
工件表面洁净度影响小，利用电流缓升，缓降焊功能可以减少焊接时产生的火花飞溅和毛刺。
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