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tropone
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理学
环庚三烯酮
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tropone
环庚三烯酮
一种非苯环组成的带有芳香性的有机化合物,其结构中包括共轭的三烯与羰基。分子式C7H6O。系统名称2,4,6-环庚三烯-1-酮。又称䓬酮。
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recapitulation law
recapitulation theory
re-capture
recapture
recapture of low energy electron
recasting
recategorialization
reccurrent point
receding galaxy
receding object
receding star
receding trajectory
receding wave
receding wave, retrogressive wave
receipt
receipt and invoice-checking
receipt collect service
receipt of an official document
Receivable Account Management
receivable premium
receivables turnover ratio
received word
receive imperial edict
receive operating characteristic
receive operating characteristic; relative operating characteristic (ROC)
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