What the company managing are high quality and high caloric coal with low sulphur, low dust, low phosphorus, and low chlorine and coal's smelting and blowing.
公司经营的是低硫、低灰、低磷、低氯、高发热量的优用煤和冶炼吹煤。
What the company managing are high quality and high caloric coal with low sulphur, low dust, low phosphorus, and low chlorine and coal's smelting and blowing.
公司经营的是低硫、低灰、低磷、低氯、高发热量的优用煤和冶炼吹煤。
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