英语词汇“catalitically upgrading”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	catalitically upgrading
释义	catalitically upgrading 基本例句催化改质 Hydrofining is a process of various oil products upgrading under hydrogen pressure.加氢精制是各种油品在氢压下进行催化改质的统称。
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