On the licensing of individual types of activity
О лицензировании отдельных видов деятельности |
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PND ОНД-90 Часть IHandbook on monitoring air pollution sources. |
GN 2.1.6.1338-03Maximum Permissible Concentrations (MPC) of Air … |
GOST 13372-78Containers and process vessels. Nominal volumes … |