• Partitions of lightweight precast concrete blocks and hollow clay blocks have fire-resisting qualities and contribute to thermal insulation. They are, therefore, widely used.

    而用加气混凝土砌块空心砖砌筑隔墙因为其耐火隔热性能良好也被广泛应用。

    youdao

  • Partitions of lightweight precast concrete blocks and hollow clay blocks have fire-resisting qualities and contribute to thermal insulation. They are, therefore, widely used.

    而用加气混凝土砌块空心砖砌筑隔墙因为其耐火隔热性能良好也被广泛应用。

    youdao

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