英语词汇“catalytic cracker”是什么意思，“catalytic cracker”的读音、用法及例句翻译-乐坝网

词汇	catalytic cracker
释义	catalytic crackern.（名词） An oil refinery unit in which the cracking of petroleum takes place in the presence of a catalyst.催化裂化器：由于催化剂的存在而发生石油裂化的炼油装置
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