A级黄片,a级特黄的片子,a级黄毛片免费,日本国产

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        輻射管

        輻射管

        摘要說明 :

        碳化硅輻射管具有耐高溫,導熱好,耐急冷急熱,抗氧化,抗熱震性好,使用壽命長,是 鋼鐵冶煉行業最理想的隔焰導熱材料。

        詳情:

        碳化硅輻射管具有耐高溫,導熱好,耐急冷急熱,抗氧化,抗熱震性好,使用壽命長,是 鋼鐵冶煉行業最理想的隔焰導熱材料。
        SISIC radiation pipe is high temperature tolerance, high thermal conductivity, low coefficient of thermal expansion, oxidation resistance, thermal shock resistance, long application life. They are the best materials in steel metallurgy industry.

        A级黄片,a级特黄的片子,a级黄毛片免费,日本国产
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