This paper deals with oscillatory feed cutting which is a reliable chip breaking method and can be applied regardless of the materials processed, cutting parameters and tool geometry used.

本文研究的振荡切削法，是一种不受工件材料、切削用量和刀具几何形状限制的可靠断屑方法。

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It integrates the wire feed, cutting, head peeling with crimping operation, the whole process may be finished at one time.

它集送线、切断、剥头、压着为一体，整套工序一次完成。

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Having spent years increasing production and acreage, Embrapa is now turning to ways of increasing the intensity of land use and of rotating crops and livestock so as to feed more people without cutting down the forest.

ECONOMIST: Brazilian agriculture

Tourism is creating other problems for the local environment, too, including increased population density, over-dependence on wood as a fuel and construction source and the overgrazing and cutting of mountain slopes to feed livestock.

BBC: Everest's growing problem