- welfsel
- свод; арка
* * *сущ.арх. арка, свод
Dutch-russian dictionary. 2013.
Dutch-russian dictionary. 2013.
Hollow-core slab — A hollow core slab , also known as a voided slab ( de. Hohlkörperplatte, nl. Kanaalplaat or Welfsel, sv. hålplatta, fi. ontelolaatta) is a prefabricated slab of prestressed concrete typically used in the construction of floors in multi story… … Wikipedia