“catalyst grading”的概念、定义、翻译、参考文献-科学参考

单词	catalyst grading
释义	catalyst grading Encyclopedia 工学固定床加氢释 catalyst grading催化剂级配在一定原料性质和工艺条件下，将不同功能的加氢催化剂按一定的比例依次装填，以满足产品性质和运转周期要求的技术。是固定床加氢工艺的核心技术之一。
随便看	substoichiometric analysis substoichiometric isotope dilution analysis substorm substractive color mixing substrate substrate bias substrate consumption rate substrate culture substrate disinfection machine substrate induction substrate level phosphorylation substrate mixer substrate mycelium substrate revolution substrates for semiconductor lighting substrate spray seeding techniques Substrates transfer substratosphere substratum substratum interference substring substructural logic substructure substructure logic substructure method

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