Australian coal is a high grade coal sort, boasting high volatile matter content, high calorific value, and low ash content.

澳大利亚煤(澳煤)是具有高挥发分、高热值、低灰分等特点的优质动力煤。

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Injection of coal with low ash content is beneficial to increasing the economic effect of blast furnace injection.

高炉喷吹低灰分煤粉有利于提高经济效果。

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As a byproduct of crude refining process petroleum coke features a low ash content, moderate volatility and a high heating value.

石油焦是炼油工艺的副产品，具有低灰分、一定挥发份和高热值的特性。

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Further, the coal is low on sulfur and fly ash content, which increases its attractiveness.

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