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该枪采用旋转后拉式枪机,浮置式枪管通过枪管尾部加长的螺纹更加稳固的连接在机匣上。枪管内膛和机匣内部导轨均采
The gun uses a revolve-pull bolt and the floating barrel is more securely attached to the casing by the longer threads on the rear of the barrel. The barrel bore and the receiver inner guideway are taken