![aldehyde resin造句怎么写]( "aldehyde resin造句怎么写")
- Studyoncurereactionofepoxy-phenolicaldehyderesincatalyzedbytriphenylphosphineThestructuralgroupsofcarbonizedproductsofphenolicaldehyderesinandpolystyrenecationexchangeresintreatedatdifferenttemperaturesaretestedandanalyzedwithIRmethod.Theurea-formald...
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