["煤化工業界考证",,"私は3年間石炭由来エタノール業界に携わっています。哪些证书我可以考取，请大家帮忙告知一下",,"タイトルを見ると驚きました。煤化工如果要考证的话应该从18 世紀末开始发展----。开始是炼焦----:P"]
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我从事煤制乙二醇行业三年了，我可以考哪些证书，请大家帮忙告知一下
看标题吓一跳，煤化工如果要考证的话应该18世纪末开始发展----。开始是炼焦----:P
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