| Concrete. Methods for determining strength on test specimens
Бетоны. Методы определения прочности по контрольным образцам |
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FSSN 02-18-07-4843Premiums for Occupational Disease Insurance |
SNiP 3.09.01-85Manufacture of Prefabricated Reinforced … |
FATRM 78Adopting and putting into effect … |