• The pots pictured here still have traces of hardened styrene resin faintly visible on their outer surfaces.

    图为还有苯乙烯树脂硬化淡淡的表面明显痕迹

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  • In the cement composite, a hardened cement product is coated with a substance block agent composed chiefly of an aqueous dispersion of synthetic resin, a swelling clay mineral and a pigment.

    其为水泥硬化体上被覆合成树脂水性分散体、润性粘土矿物及以颜料为主成分物质隔绝所成的水泥复合体。

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  • An unsaturated polyester resin was synthesized from dicyclopentadiene maleic acid and ethylene glycol. this resin can be moulded by casting and also can be hardened in air.

    用二环戊二烯,顺丁烯乙二醇合成不饱和聚酯这种不饱和聚酯既浇铸可以在空气中固化

    youdao

  • An unsaturated polyester resin was synthesized from dicyclopentadiene, maleic acid and ethylene glycol. This resin can be moulded by casting and also can be hardened in air.

    二环戊二烯,顺丁烯乙二醇合成饱和聚酯这种不饱和聚酯既浇铸可以空气固化

    youdao

  • An unsaturated polyester resin was synthesized from dicyclopentadiene, maleic acid and ethylene glycol. This resin can be moulded by casting and also can be hardened in air.

    二环戊二烯,顺丁烯乙二醇合成饱和聚酯这种不饱和聚酯既浇铸可以空气固化

    youdao

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