The catalyst has the advantages of high catalytic activity, simple preparation method and mild reaction conditions for the direct coal liquefaction.
本发明提供的催化剂具有催化活性高、制备方法简单、用于煤直接液化时反应条件温和的优点。
The catalyst has the advantages of high catalytic activity, simple preparation method and mild reaction conditions for the direct coal liquefaction.
本发明提供的催化剂具有催化活性高、制备方法简单、用于煤直接液化时反应条件温和的优点。
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