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勃朗宁自动步枪英文简称BAR。在第一次世界大战期间,美国军队参战后发现,在欧洲大陆环境恶劣的堑壕战中,他们缺乏密集的火力。1917年由著名武器设计师约翰·摩西·勃朗宁设计的一种可半自动或全自动射击步枪的方案很快
Browning automatic rifle English abbreviation BAR. During the First World War, after the participation of the American troops in the war, they found that they lacked intensive firepower in the harsh environment of the European continent. 1917 A semi-automatic or fully automatic firing rifle designed by the famous weapons designer John Moses Browning