New residential living large mold wall, floor played drums mold phenomenon.
久不居住的新建住宅墙体出现大量的霉斑, 地板起鼓发霉等现象.
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The preparation technique for cobaltous aluminate, the coating mold wall and casting process are also introduced.
介绍铝酸钴的制备 、 面层涂料的配制以及合金的浇注工艺.
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