żelbeton

{{stl_51}}{{LABEL="twpldezdotelbet"}}{{/stl_51}}{{stl_39}}żelbet{{/stl_39}}{{stl_7}},{{/stl_7}}{{stl_3}} żelbeton{{/stl_3}}{{stl_41}} m{{/stl_41}}{{stl_7}} ({{/stl_7}}{{stl_41}}-u{{/stl_41}}{{stl_7}};{{/stl_7}}{{stl_41}} bpl{{/stl_41}}{{stl_7}}) Stahlbeton{{/stl_7}}{{stl_41}} m{{/stl_41}}