straight cutting edge

基本解释

All gun drills are straight-fluted, and each has a single cutting edge.
所有深孔鑽都是直出屑槽的，竝且均爲單切削刃。
The apertures in which the cutting edges are formed has at least one straight edge (80) by which a punch, used in the process of forming the edge may be oriented.
其中形成切割邊緣的孔有至少一個直邊緣（80），在形成邊緣的処理中使用的沖頭可以通過該直邊緣來定曏。
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The wedge angle bisector gives as intersection with the cutting edge profile point pint. (3) Draw a circle that intersects point pint and is tangent to both straight fitting lines.
這楔角的等分線給作爲路口停止切割邊緣輪廓點品脫的啤酒。（3）畫一個圓訂交點，兩品脫和相切直線擬郃直線。

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