... 脲醛树脂;urea-formaldehyde resin;urea resin 脲醛树脂;脲素甲醛树脂;UF;Urea-farmaldehyde resin 硫脲树脂;硫脲甲醛树脂;thiourea resin ...
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... 脲醛树脂;urea-formaldehyde resin;urea resin 脲醛树脂;脲素甲醛树脂;UF;Urea-farmaldehyde resin 硫脲树脂;硫脲甲醛树脂;thiourea resin ...
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