The primary method of imparting form and dimension to a workpiece is the removal of material by the use of edged cutting tools.

对一个工件最基本的说明其形式和尺寸的方法就是告知通过刀刃对材料的除去量。

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The utility model is characterized in that: the transverse sections of shaped sections to be severed determine that the edged cutting tools are fixed on the rotation axes and rotate along.

其主要特点是：由被切型材横截面决定其切削刃形状的刀具被安装在转动轴上，随转动轴转动。

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Constitute the use of window frames cutting the screen and use the ping tu's paintings have a way to make the screen hard-edged effect, both within and outside the room space distinguish.

利用窗框切割画面构成，并且使用平涂的绘画手法使画面产生硬边效果，将房间内和窗外的空间区别开。

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Over the summer, revolutionary fighters edged closer to Tripoli, cutting off key supply routes for Gadhafi's remaining forces.

CNN: As ruler, Gadhafi sought world stage