• 研究由双氰胺磷酸硼酸组成滞火配方及其滞火性能

    This paper is concerned with properties of Fire-retardant and its composition of DPB which include Dicyandiamide, Phosphoric acid and Boric acid.

    youdao

  • 研究由双氰胺磷酸硼酸组成滞火配方及其滞火性能

    This paper is concerned with properties of Fire-retardant and its composition of DPB which include Dicyandiamide, Phosphoric acid and Boric acid.

    youdao

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