采用化学反应法，在普通碳素钢上涂覆一层均匀致密的陶瓷涂层。
The carbon steel sample is coated with a uniform dense ceramic layer by chemical reaction method.
矿物表面的这种非均匀性特征，是矿物表面化学反应的重要动力学起因。
The heterogenous characteristics of the mineral constitute a major kinetic cause for the chemical reactions in the mineral.
研究了化学反应时间与烧结温度对HAP的结晶度和颗粒均匀性的影响规律。
The effects of the reaction time, the sintering temperature on the crystal morphology of HAP and homogeneity were investigated.
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