Because after being drawn the edge of a drawing piece is no flattening generally it needs edge trimming to meet the demand usually realized by side-cutting and turn-cutting dies.

由于拉伸件在拉伸后边缘不平整，一般需要修边才能达到要求，通常采用侧切和旋切模实现。

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The bandage modules include an opening (119) on the front wall, a cutting edge (120) within the opening, and one or more module joining attachments (121) on said side walls (115) and (116).

绷带模块包括前壁上的开口(119)，开口内的切割边(120)，和一个或多个位于侧壁(115,116)的模块连接件(121)。

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The side played with great desire, but we were lacking the cutting edge in certain moments.

我们根本就没有运气。我们踢得实在是糟糕，没有优势。

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Johnson denied that fly-half Jonny Wilkinson was to blame for his side's lack of cutting edge.

BBC: Martin Johnson ponders England approach

Rangers manager Alex McLeish bemoaned his side's lack of cutting edge as they failed to test Magnus Hedman once in the 90 minutes.

BBC: SPORT | Football | Scottish Premier | O'Neill welcomes good fortune

There was plenty of endeavour but little cutting edge from either side at St Andrew's, although Wigan will be delighted with a point that lifts them out of the bottom three.

BBC: Birmingham 0-0 Wigan