cutter bit
常见例句
- Low sprang force, May avoid the milling cutter the drill bit break.
弹簧力较小，可避免小铣刀或钻头断裂。
www.jdol.com.cn - Low sprang force, May avoid the milling cutter or the drill bit break.
弹簧力较小，可避免小铣刀或钻头断裂。 - SEC/ECP cutter to promote longer bit life for the full spectrum of formations.
ECP布齿提高在含硬夹层的软地质层中使用寿命。
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