The conditions which have an important influence on metal cutting are work material, cutting tool material, cutting tool geometry, cutting speed, feed rate, depth of cut and cutting fluid used.

对金属切削有重要影响的条件有工件材料、刀具材料、刀具几何形状、切削速度、进给率、切削深度和所用的切削液。

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The usage status of cutting fluid can be observed directly by iron spectrometer under a suitable test condition.

在合适的试验条件下，还可利用铁谱仪直观地了解切削液的使用状态。

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Cutting fluid is the important related material in metal cutting process.

切削液是金属切削加工中的重要配套材料。

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This would create a fluid that, although a gas, would have a similar density and cutting power to that of water.

ECONOMIST: Martian chronicles