实验结果表明：焦炭前身物主要由三环取代芳香化合物组成，并有芳醚类化合物存在。

It was found that the coke precursor was mainly three ring aromatic compounds with a few of aromatic ethers.

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实验结果表明：焦炭前身物主要由三环取代芳香化合物组成，并有芳醚类化合物存在。

It was found that the coke precursor was mainly three ring aromatic compounds with a few of aromatic ethers.

youdao