Industrial automation systems and integration. Product data representation and exchange. Part 1272. Application module. Application module. Activity characterized
Occupational safety standards system. Respiratory protective devices. Self-contained open-circuit compressed air breathing apparatus with half mask, designed to be used with positive pressure only. Technical requirements. Test methods. Marking
Vessels and apparatus. Norms and methods of strength calculation. Rated strength calculation of column-type apparatus from wind loads and seismic impact
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