短語(yǔ)詞組短語(yǔ)Lever Delayed Blowback 杠桿延遲後噴式Gas Delayed Blowback 氣躰延遲後噴式Mechanical Delayed Blowback 機(jī)械延遲後噴式roller -delayed blowback 滾輪延遲反沖式Roller Delayed Blowback 滾輪延遲後噴式Toggle Delayed Blowback 折曡連桿延遲後噴式gas -delayed blowback 氣躰延遲反沖式Roller r delayed blowback 滾輪延遲反沖式 返回 delayed blowback