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![是氧化镁?滑石粉?硅铝粉?到底是什么东西?成份:CaO 3.0%K 0.005%Na 0.014%S 0.058%SiO2 31%Al2O3 8.5%Fe2O3 0.75%MgO 30.5%](/uploads/image/z/6304112-8-2.jpg?t=%E6%98%AF%E6%B0%A7%E5%8C%96%E9%95%81%3F%E6%BB%91%E7%9F%B3%E7%B2%89%3F%E7%A1%85%E9%93%9D%E7%B2%89%3F%E5%88%B0%E5%BA%95%E6%98%AF%E4%BB%80%E4%B9%88%E4%B8%9C%E8%A5%BF%3F%E6%88%90%E4%BB%BD%3ACaO+3.0%25K+0.005%25Na+0.014%25S+0.058%25SiO2+31%25Al2O3+8.5%25Fe2O3+0.75%25MgO+30.5%25)
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