pistol, machine gun, shpagina.ictory and our most popular machine gun times of the great patriotic war. the main advantages of the ppsh were its high firing range for this type of weapon, bursts of more than 200 m, high rate of fire and incredible reliability. among the disadvantages, it is large, heavy, and could shoot itself when falling. popsha became a symbol of the soviet wartime soldier. he appears in all soviet foreign films. station luna 13 and after 3 days it softly landed on the lunar surface near the western edge of the ocean of storms. for the next 3 days, the station transmitted scientific data, lunar panoramas, made at different heights of the sun above the horizon, and the physical and mechanical properties of lunar soil, determined for the first time. it turned out that the density of the soil at the landing site is significantly less than the density of the earth's rocks , the average density of the moon itself. new soil data helped improve the work. following stations, the designers changed the ch