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Авиация, космонавтика и вооружение

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Labor protection and safety at the enterprise include a set of measures aimed at ensuring the...

By 2023-02-10 18:11:24 0 19K

Exploring the Ends of the Earth: A Journey into the Polar Regions The polar regions,...

By 2024-05-22 20:19:17 0 20K

Public health management is the process of managing a complex system Public health is the...

By 2024-04-19 00:45:25 0 18K

On January 11, 2017, a major event occurred in El Salvador: no one was killed. The news of a day...

By 2023-04-12 18:10:29 0 25K

Drive-time radio advertising is considered the most valuable and competitive time slot in radio...

By 2026-02-09 16:57:11 0 906