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石油樹脂的聚合改性技術(shù)進展。The application of a novel petroleum resin sizing agent in the bleached sulfate wood pulp was studied.對一種新合成的石油樹脂施膠劑在漂白硫酸鹽木漿中進行了應用實驗。Hydrogenation modification or chemical graft modification can improve petroleum resin properties, therefore, this will be the development direction for the future.對石油樹脂進行加氫改性、化學接枝改性可提高其性能，這將成為今后的發(fā)展方向。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