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Roller blind carrier lintel comprise outer and inner concrete elements which together with interposed thermal insulation elements are constituted as a prefabricated unit
Roller blind carrier lintel comprise outer and inner concrete elements which together with interposed thermal insulation elements are constituted as a prefabricated unit
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机译:卷帘门包括外部和内部混凝土元件,它们与插入的隔热元件一起构成一个预制单元
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摘要
The roller blind carrier lintel comprise outer and inner concrete elements (1, 2) which together with interposed thermal insulation elements (3, 7) are constituted as a prefabricated accommodation and carrying unit for a roller blind (6).
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