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    主頁 > 產品 > 低溫結合劑VG-15
    低溫結合劑VG-15

    性狀:白色粉末

    燒成溫度:900~920℃

    特點:其燒成溫度低于陶瓷磨料失效溫度,且均勻性好,是制造高端陶瓷磨料砂輪理想的選擇


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    用力…深点灬用力,亚洲 欧美 偷自乱图片,女孩子的裙子里到底有什么呢

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