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美军考虑装备8.6mm通用机枪 配备口径转换套件 可发射6.8mm弹药
.338诺玛马格南(8.6×64mm)口径的新型机枪将使美国陆军的有效射程,比现役的7.62×51mm口径M240系列机枪要远得多。美国陆军正在考虑口径转换套件,使其现役的M240B和M240L机枪也可以发射6.8×51mm弹药。
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