Flame spray possesses the characteristics of simple equipment, easy of use and low operating cost, but the coating adhesive strength is low, and porosity and oxidation is high.

火焰喷涂具有设备简单、使用方便、操作成本低的特点，但它的涂层结合强度低，气孔率及氧化物含量高。

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It is shown that what the combustion light intensity of diesel engine reflected is the oxidation course of carbon particles in flame.

结果表明，柴油机的燃烧光强波所反应的是火焰内碳粒的氧化历程。

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