通过对爆轰制备的纳米金刚石粉进行去除杂质，亲水处理，制备出分散稳定的含纳米金刚石粉的镀液。

After impurities removing and hydrophilic treatment of nano -diamond powder(ND) obtained from detonation, a stable plating bathe containing ND powder is achieved.

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通过用金刚石薄膜涂层刀具对含硅量不同的硅铝合金进行干切削试验，探讨其切削性能。

Using diamond film coated tool, the dry-cutting tests are carried out on Si-Al alloy with different Si-contained. The cutting properties are studied.

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文中通过用金刚石薄膜涂层刀具对含硅量不同的硅铝合金进行干切削试验，探讨其切削性能。

In this paper, the dry-cutting tests were carried out by diamond film coated tool on Si-Al alloy and this tool's cutting properties were studied.

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