![coumarins造句怎麼寫]( "coumarins造句怎麼寫")
- MethodsThecontentofthetotalcoumarinswasdeterminedbyUVspectrophotometry.ResultsTheoptimaldetectivewavelengthwas320nmforthetotalcoumarins.Intheprocessofcuttingup,"washingclean"and"moistening"influencedforthecontentsofcoumarins.Synthesisofcoumarinsb...
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