The X-ray diffraction parameters of carbonization products and the mechanism of chemical reaction of pitch have been analyzed.

流变性能的影响，并分析了添加硫后的沥青碳化产物的X—射线衍射参数的变化及其碳化过程的机理。

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UKIP's candidate at the last election, Ray Finch, says the economy is key to their pitch to local people.

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