Analysis of the side-wall pattern shows that the side-cutting process of the roller bit is related to not only the teeth surface design but also the rock property and the...

井壁模式分析说明，牙轮钻头的侧向切削过程不仅与齿面结构有关，而且与岩石性质、钻井参数有关。

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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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Analysis of the side-wall pattern shows that the side-cutting process of the roller bit is related to not only the teeth surface design but also the rock property and the drilling parameters.

井壁模式分析说明，牙轮钻头的侧向切削过程不仅与齿面结构有关，而且与岩石性质、钻井参数有关。

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The compromises of coalition government prevent the kind of radical, supply-side, tax-cutting agenda that might stand some chance of breaking the mould.

BBC: Autumn Statement: Press reaction

This was after more than 25 years of supply-side Reaganomics cutting tax rates!

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The government has also promised to continue with its supply-side reforms, such as cutting red tape for small and medium-sized firms.

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