Twist drills are usually made of high-speed steel, although carbide-tipped drills are also available.
虽然也有硬质合金刀尖的钻头，麻花钻一般用高速钢制成。
How to machine twist drill high efficiently and high precisely is a problem to discuss.
如何高效、高精度地加工出合格的麻花钻一直是在探讨的问题。
Confidence to face one's life high and low, twist and turns.
让我有把握，有勇气，有自信去面对人生的高低，波折。
The machine has a high degree of automation, twist-cap bear the same characteristics.
本机具有自动化程度高，捻帽紧松一致的特点。
The machine has a high degree of automation, twist-cap bear the same characteristics.
本机具有自动化程度高，捻帽紧松一致的特点。
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