• Flame retardant selection and inflaming retarding principle are researched on winding cementing system of compound oxygen cylinder used for coal mine safe.

    研究煤矿安全复合式氧气瓶缠绕胶接体系阻燃筛选阻燃机理

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  • The results showed that the flame retardant have the excellent inflaming retarding performance.

    结果表明阻燃具有优良阻燃性能。

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  • The results showed that the flame retardant have the excellent inflaming retarding performance.

    结果表明阻燃具有优良阻燃性能。

    youdao

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