研究了600 MW超临界机组掺烧越南无烟煤等极难燃煤种和塔山煤、印尼煤等极易燃煤种的经济性分析指标体系，给出了一套较为简单的、适合现场评估的经济分析指标。

This paper studies economy analysis index system of burning blended coal of fire resistant coal from Viet Nam and free-burning coal from Tashan of China or Indonesia on 600 MW super critical unit.

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因此研究劣质贫煤及贫煤掺烧其它煤种组成混煤的硫释放特性有着重要的意义。

So it is important to study the sulfur release characteristic of the high-sulfur lean coal and the blended coal which is composed of the lean coal and the other coal.

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