twist drill [机] 麻花钻 ; 旋钻 ; 麻花钻头
fluted twist drill [机] 麻花钻
subarachnoid twist drill 蛛网膜下旋钻
straight shank twist drill 直柄麻花钻 ; 无头钢钻
flat twist drill 平底麻花钻
guide twist drill 有导径的深孔麻花钻
taper-shank twist drill 锥柄麻花钻头
twist drill grinder 螺旋钻头磨床 ; 麻花钻磨床
In general can be twist drill hole, but you should drill holes, step and then expanded to the required diameter.
用一般的麻花钻即可开孔，但应先钻小孔，然后步扩大到所需直径。
This paper mostly studies the spiral configuration of the country standard twist drill concretely.
本文主要对国家标准麻花钻螺旋的结构作具体分析和研究。
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。
应用推荐