The relationship of the return rate to coal type is determined.

研究了回料量与煤种的关系.

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The choice of appropriate coal type ensures the long - cycle stable operation of the Ende gasifier.

选择合适的煤种,是恩德粉煤气化装置长周期稳定运行的保证.

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This paper focuses attention on the effect of geological structure on distribution of coal type.

深成煤化作用是川南地区煤化作用的主导因素,本文着重阐明了构造对煤类分布的影响.

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