Vessels and apparatus. Norms and methods of strengths calculation for reinforcement of openings.
Сосуды и аппараты. Нормы и методы расчета на прочность укрепления отверстий. |
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GOST 31385-2008Vertical cylindrical steel tanks for oil and … |
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PB 03-440-02Regulations for Competence Assessment of … |
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Gosnadzor 53Rtn Agency Deputies Responsibilities |