| 英文名称: | | alkenes, ethylene-manuf.-by-product dicyclopentadiene-conc., polymers with form | | aldehyde, phenol, steam-cracked petroleum distillates and tung oil | | alkenes, ethylene-manuf.-by-productdicyclopentadiene-conc., polymers with formaldehyde, phenol,steam-cracked petroleum distillates and tung oil |
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