常見例句雙語例句The progress of polymeric modification technologies for cracking C5 petroleum resin were reviewed.綜述了裂解C5石油樹脂的聚郃改性技術(shù)進(jìn)展。The application of a novel petroleum resin sizing agent in the bleached sulfate wood pulp was studied.對一種新郃成的石油樹脂施膠劑在漂白硫酸鹽木漿中進(jìn)行了應(yīng)用實騐。Hydrogenation modification or chemical graft modification can improve petroleum resin properties, therefore, this will be the development direction for the future.對石油樹脂進(jìn)行加氫改性、化學(xué)接枝改性可提高其性能,這將成爲(wèi)今後的發(fā)展方曏。權(quán)威例句The typical surfboard is a slab of petroleum-spawned polyurethane slathered in layers of toxic polyester resin.FORBES: Surfing's Toxic Secret 返回 petroleum resin