英语词汇unpromoted怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	unpromoted
释义	unpromoted 简明释义自发的双语例句 1 The Fischer-Tropsch synthesis was studied in an integral fixed-bed reactor with the un promoted precipitated iron catalyst under the high temperature. 研究了高温条件下无助剂沉淀铁催化剂在固定床积分反应器中的F-T合成反应。
随便看	Nagaybakskiy Nagayeva, Bukhta Nagayevo Nagayo nagb nagc nag champa Nagda Nage Nageezi Nageia Nageia fleuryi Nageia nagi Nageia wallichiana Nageire Nagel Nagel anomaloscope nagel chart test Nagele Nagele-Bauer obstetric forceps Nagele Bauer obstetric forceps Nagele forceps nagele obliquity nagele pelvis nagele rule

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