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哒嗪
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哒嗪
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哒嗪
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pyridazine
哒嗪
两个氮原子相邻的六元杂环化合物,分子式C4H4N2。又称邻二氮苯。与嘧啶和吡嗪互为同分异构体。它的两个非极性极限式a和b的相似性没有嘧啶和吡嗪那样高,a更为稳定,因此b参加共振较少。
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>有机化学>有机化合物>释义
pyridazine
哒嗪
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road traffic law and regulations
road traffic law enforcement
road traffic management
road traffic marking
road traffic offenses management information system
road traffic organization
Road Traffic Safety Association of China
Road Traffic Safety Association of the People's Republic of China
road traffic safety early-warning
road traffic safety enforcement
road traffic safety information system
road traffic safety preparedness
road traffic safety publicity
road traffic security
road traffic sign
road traffic signal controller
road traffic signals
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road transit online ticketing
road transportation development
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road transportation for bulky cargo
road transportation of dangerous goods
road transportation of open pit
road transportation operation permit
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