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天然气制氢氰酸
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天然气制氢氰酸
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天然气化工
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natural gas to hydrocyanic acid
天然气制氢氰酸
以天然气、氨气为原料,在高温和催化剂作用下发生反应直接制取氢氰酸的工艺。主要使用天然气制氢氰酸,中国的氢氰酸主要来自丙烯腈副产。
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ancient Chinese prime minister system
ancient Chinese private school
ancient Chinese prose
ancient Chinese psychological thought on learning
ancient Chinese psychological thought on management
ancient Chinese psychological thoughts on literature and art
ancient Chinese psychological thoughts on personality
ancient Chinese psychological thoughts on social
ancient Chinese religious affairs administration system
ancient Chinese seal
ancient Chinese silk
ancient Chinese sluices
Ancient Chinese Sports Cultural Relics Exhibition
ancient Chinese steels of cast iron decarburized in liquid state
ancient Chinese supervisory system
ancient Chinese taxation law
ancient Chinese thought of division of labor
ancient Chinese title conferring system
ancient Chinese township official system
Ancient Cities in Ussuriysk
Ancient Cities of Chengdu Plain
ancient city
Ancient City at Yangdi
Ancient City of Damascus
Ancient City of Florence
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
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更新时间:2025/12/31 20:51:11