煤的变质程度低，灰分高。

The coal has lower metamorphic grade with high ash.

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鱼骨主要由灰分、蛋白质、水分及脂肪组成。

Ash, protein water and lipid are its main composition.

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试验表明：硼化无灰分散剂合成工艺简单，产品质量稳定。

The test showed that the synthetic technique is simple with stable product quality.

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试验表明：硼化无灰分散剂合成工艺简单，产品质量稳定。

The test showed that the synthetic technique is simple with stable product quality.

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