| Approving Requirements for Calibration Work
Об утверждении правил по метрологиитребования к выполнению калибровочных работ |
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GOST R 53365-2009Casing and tubing pipes and boxes for them. … |
SNiP II-22-81Masonry and Reinforced Masonry Structures. |
MinNR 14Concerning approval of the general regulations … |