PDF(1490 KB)
PDF(1490 KB)
PDF(1490 KB)
丁二烯抽提装置中粗乙腈制备高纯乙腈的研究
({{custom_author.role_cn}}), {{javascript:window.custom_author_cn_index++;}}Preparation of high-purity acetonitrile from spent acetonitrile in butadiene extraction unit
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