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Cladding for external walls, ventilated at rear - Part 3: Natural stone; requirements, design.
背部通风外墙饰层。第3部分：天然石料。要求和设计。
youdao
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Cladding for external walls, ventilated at rear - Part 3: Natural stone; requirements, design.
背部通风外墙饰层。第3部分：天然石料。要求和设计。
youdao