Experience of application of collapsible guard-insulating bar from the prompty-steadfast concrete mixture "Tekkhard" за авторством S. A. Kurnosov, V. V. Zaderij, A. A. Tsikra, D. I. Averkin, P. E. Filimonov, A. V. Vasilev, V. G. Vasilev, D. A. Peretjatko

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