• It is a vast deep love of humanity and valentine's love ah, like the burning flame, so that my cold heart changes to soft around flames.

    一种广阔深切人类之情人之爱燃烧火焰使冰冷化作柔的火苗

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  • This paper outlined the knowledge basis and basic thoughts for design of flame retardant systems for PVC soft articles.

    介绍了进行PV C制品阻燃体系设计必须了解基础知识基本思路

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  • The effects of zinc stannate on flame retardancy and smoke suppression of soft PVC were studied by means of LOI, TGA and smoke density measurement.

    采用氧指数法、重分析密度测试法质pvc阻燃烟行为进行了研究

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  • The optimum design of flame retardants formula was discussed. Some new conceptions about synthesis of phosphate and flame retardation of soft polyurethane foams were suggested.

    探讨了阻燃配方最优化设计提出合成磷酸酯阻燃剂软质聚氨酯泡沫塑料阻燃方面设想

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  • The optimum design of flame retardants formula was discussed. Some new conceptions about synthesis of phosphate and flame retardation of soft polyurethane foams were suggested.

    探讨了阻燃配方最优化设计提出合成磷酸酯阻燃剂软质聚氨酯泡沫塑料阻燃方面设想

    youdao

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