<prompt> The NR-30 aiva mumwe-barrel, pfupi recoil vakavhiyiwa pfuti, chaizvoizvo rakakura shanduro 23 mm NR-23 chombo akasuma muna 1949. It akapfura hombe chombo kupfuurisa kaviri uremu NR-23 kuti 23 mm goko, zvinoda muzzle akamedura ane Integrated murazvo damper kudzivisa airframe kukuvara kubva kupfura kwayo. pamberi pfuti iyi, Soviet mureza murwi armament vaiva vaviri 23 mm uye mumwe 37 mm pfuti, vakanga ballistically zvakasiyana chaizvo. The 23 mm akanga ane simba chaizvo, asi ane nekaupenyu yakaderera okutanga velocity, apo 37 mm akanga asina kupisa mwero uye zvombo reserve. Mubvunzo: Rudzii akamedura zvinoda izvozvo?  <response>: chivhariso chemuromo 