专辑 121 照片走动的枪 20 毫米奥利孔
德国20毫米高射炮"奥里康"的照片库。这 奥利孔 20 mm cannon is a series of autocannons, based on an original design by Reinhold Becker of Germany, very early in World War I, and widely produced by Oerlikon Contraves and others. Various models of Oerlikon cannon were used during World War II, and they are still in use today. This model is a German cannon captured in 1944.
源： 维基 百科
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