氣(qi)(qi)動(dong)(dong)操作(zuo)依(yi)(yi)照原(yuan)(yuan)理(li)與不同槍(qiang)(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)(de)機械設計方(fang)式(shi)有分(fen)(fen)(fen)為(wei)四種(zhong)(zhong)五類：第一(yi)種(zhong)(zhong)是依(yi)(yi)賴活(huo)塞(sai)(sai)(sai)原(yuan)(yuan)理(li)進(jin)(jin)行(xing)槍(qiang)(qiang)(qiang)機運(yun)作(zuo)的(de)(de)(de)(de)方(fang)式(shi)，亦即(ji)透(tou)過(guo)導流使氣(qi)(qi)體推(tui)動(dong)(dong)活(huo)塞(sai)(sai)(sai)，活(huo)塞(sai)(sai)(sai)連動(dong)(dong)槍(qiang)(qiang)(qiang)機，透(tou)過(guo)這一(yi)串的(de)(de)(de)(de)程(cheng)序完(wan)成(cheng)(cheng)(cheng)槍(qiang)(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)(de)自(zi)(zi)動(dong)(dong)/半(ban)自(zi)(zi)動(dong)(dong)運(yun)作(zuo)。然而(er)活(huo)塞(sai)(sai)(sai)的(de)(de)(de)(de)運(yun)作(zuo)以(yi)行(xing)程(cheng)為(wei)主，以(yi)行(xing)程(cheng)移動(dong)(dong)距離的(de)(de)(de)(de)長短劃分(fen)(fen)(fen)，而(er)非(fei)以(yi)活(huo)塞(sai)(sai)(sai)的(de)(de)(de)(de)重(zhong)量或(huo)者大小劃分(fen)(fen)(fen)。第二(er)(er)種(zhong)(zhong)是利(li)用“收集”子(zi)彈的(de)(de)(de)(de)高壓氣(qi)(qi)之(zhi)后再導流進(jin)(jin)入汽(qi)缸推(tui)動(dong)(dong)活(huo)塞(sai)(sai)(sai)或(huo)整(zheng)個槍(qiang)(qiang)(qiang)管連動(dong)(dong)到(dao)槍(qiang)(qiang)(qiang)機進(jin)(jin)行(xing)完(wan)成(cheng)(cheng)(cheng)槍(qiang)(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)(de)自(zi)(zi)動(dong)(dong)/半(ban)自(zi)(zi)動(dong)(dong)運(yun)作(zuo)。第三種(zhong)(zhong)是利(li)用第二(er)(er)種(zhong)(zhong)“收集”氣(qi)(qi)體的(de)(de)(de)(de)原(yuan)(yuan)理(li)進(jin)(jin)行(xing)推(tui)動(dong)(dong)槍(qiang)(qiang)(qiang)管連動(dong)(dong)槍(qiang)(qiang)(qiang)機完(wan)成(cheng)(cheng)(cheng)槍(qiang)(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)(de)自(zi)(zi)動(dong)(dong)/半(ban)自(zi)(zi)動(dong)(dong)運(yun)作(zuo)。后一(yi)種(zhong)(zhong)是經由氣(qi)(qi)導管導流氣(qi)(qi)體向后“吹送”槍(qiang)(qiang)(qiang)機完(wan)成(cheng)(cheng)(cheng)槍(qiang)(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)(de)自(zi)(zi)動(dong)(dong)/半(ban)自(zi)(zi)動(dong)(dong)運(yun)作(zuo)。因(yin)此我們大約可以(yi)分(fen)(fen)(fen)為(wei)：短行(xing)程(cheng)活(huo)塞(sai)(sai)(sai)傳動(dong)(dong)式(shi)（Short stroke）。長行(xing)程(cheng)活(huo)塞(sai)(sai)(sai)傳動(dong)(dong)式(shi)（Long stroke）。氣(qi)(qi)井集氣(qi)(qi)操作(zuo)（Gas trap）。槍(qiang)(qiang)(qiang)口增壓器(qi)（Muzzle booster）。直(zhi)噴(pen)式(shi)氣(qi)(qi)動(dong)(dong)操作(zuo)（Direct impingement；也(ye)稱為(wei)Direct Gas Action）。