At a distance of about 10 feet (3 m) the pattern is about 8 inches (20 cm)
in diameter from a standard rifle, which is about the maximum effective
range.
rifle 3米搞出个20厘米的直径，仍石头都比打枪准了。是不是30米呀？ http://en.wikipedia.org/wiki/Rimfire_ammunition
T**r 发帖数: 7016
2
那是说的some ammo 厂家生产的.22 小散弹，用#１１或者#12 shots，塑料弹头壳。在
１０yard的散布是２０厘米。
