原苏联作为军事超级大国,对近程防空武器非常重视,装备的规模和性能水平一直处于世界的前列。60年代以来,随着军事需求的变化和科学技术的进步,在不断地更新、改造自行防空武器的过程中,逐步统一了海、陆、空三军自动武器的口径,发展了先进的30毫米基型弹药,形成了单管、双管、6管等多种型式的30毫米自动火炮系列,并创造性地采用30毫米自动机与防空导 The former Soviet Union, as a military superpower, attached great importance to short-range air defense weapons. The scale and performance of its equipment have been at the forefront of the world. Since the 1960s, with the changes in military needs and advances in science and technology, China has gradually unanimously calibrated the automatic weapons of the three armed forces of the sea, land and air forces in the process of constantly updating and reforming its own anti-aircraft air defense weapons and has developed an advanced 30 mm base Type ammunition, formed a series of single-tube, double tube, 6 tubes and other types of 30 mm automatic gun, and creative use of 30 mm automatic machine and air defense