projectile fragmentとは 意味・読み方・使い方

To provide an ammunition for a blank cartridge whose projectile unit is split and crushed upon firing and the fragment thereof is crushed into small pieces, while the flying range of the small pieces is narrow and continuous firing can be effected, further, the ammunition is readily biodegradable.例文帳に追加

射撃時に弾頭部が分割破砕され、その破片が小片化され、小片化の飛翔範囲が狭く、連射が可能であり、かつ生分解しやすい空包用弾薬を提供することにある。 - 特許庁