>>92
こんなん
ttps://www.thebalancecareers.com/army-sniper-school-3345043
ttp://www.shootingrangeindustries.com/killer-instinct-many-soldiers-actually-fired-weapons-past-wars-how-has-simulation-other-training-helped/

ここで議論されてるのでご参考まで
ttps://www.quora.com/In-the-Vietnam-war-why-did-the-US-army-have-to-fire-50-000-bullets-to-kill-one-enemy-soldier