Theoretical analysis and experimental results show that accurate matching cutting parameters and cutting-press tool angles are key facts in machining fin.

理论和试验研究表明，切削用量参数和刀具几何参数的精确匹配是翅片成形的关键。

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Experts say more big-city papers are expected to follow the example of Gannett's Detroit Free Press, which started cutting back on print edition delivery in December.

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"Far from weakening our resolve to deliver our economic recovery plan, this decision redoubles it, " he said, promising to press on with debt-cutting.

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But Android vendors are going to press hard the argument that they represent the cutting edge of both mobile data download speed and processor performance.

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