氣(qi)(qi)(qi)動(dong)(dong)(dong)操(cao)作(zuo)依照原(yuan)(yuan)理與不(bu)同槍(qiang)(qiang)枝的(de)(de)機械設計方式(shi)有分為(wei)四種(zhong)(zhong)(zhong)五類：第(di)(di)一種(zhong)(zhong)(zhong)是(shi)依賴活(huo)塞(sai)(sai)原(yuan)(yuan)理進行槍(qiang)(qiang)機運(yun)(yun)(yun)作(zuo)的(de)(de)方式(shi)，亦即(ji)透過(guo)導流(liu)使氣(qi)(qi)(qi)體推(tui)(tui)動(dong)(dong)(dong)活(huo)塞(sai)(sai)，活(huo)塞(sai)(sai)連動(dong)(dong)(dong)槍(qiang)(qiang)機，透過(guo)這一串的(de)(de)程(cheng)(cheng)序(xu)完(wan)成(cheng)槍(qiang)(qiang)枝的(de)(de)自(zi)(zi)動(dong)(dong)(dong)/半(ban)自(zi)(zi)動(dong)(dong)(dong)運(yun)(yun)(yun)作(zuo)。然而(er)(er)活(huo)塞(sai)(sai)的(de)(de)運(yun)(yun)(yun)作(zuo)以行程(cheng)(cheng)為(wei)主，以行程(cheng)(cheng)移動(dong)(dong)(dong)距(ju)離的(de)(de)長(chang)短劃分，而(er)(er)非(fei)以活(huo)塞(sai)(sai)的(de)(de)重量或(huo)者大小(xiao)劃分。第(di)(di)二(er)種(zhong)(zhong)(zhong)是(shi)利(li)用“收集(ji)”子(zi)彈的(de)(de)高壓(ya)氣(qi)(qi)(qi)之后再導流(liu)進入(ru)汽(qi)缸推(tui)(tui)動(dong)(dong)(dong)活(huo)塞(sai)(sai)或(huo)整個槍(qiang)(qiang)管連動(dong)(dong)(dong)到槍(qiang)(qiang)機進行完(wan)成(cheng)槍(qiang)(qiang)枝的(de)(de)自(zi)(zi)動(dong)(dong)(dong)/半(ban)自(zi)(zi)動(dong)(dong)(dong)運(yun)(yun)(yun)作(zuo)。第(di)(di)三(san)種(zhong)(zhong)(zhong)是(shi)利(li)用第(di)(di)二(er)種(zhong)(zhong)(zhong)“收集(ji)”氣(qi)(qi)(qi)體的(de)(de)原(yuan)(yuan)理進行推(tui)(tui)動(dong)(dong)(dong)槍(qiang)(qiang)管連動(dong)(dong)(dong)槍(qiang)(qiang)機完(wan)成(cheng)槍(qiang)(qiang)枝的(de)(de)自(zi)(zi)動(dong)(dong)(dong)/半(ban)自(zi)(zi)動(dong)(dong)(dong)運(yun)(yun)(yun)作(zuo)。后一種(zhong)(zhong)(zhong)是(shi)經由氣(qi)(qi)(qi)導管導流(liu)氣(qi)(qi)(qi)體向后“吹送(song)”槍(qiang)(qiang)機完(wan)成(cheng)槍(qiang)(qiang)枝的(de)(de)自(zi)(zi)動(dong)(dong)(dong)/半(ban)自(zi)(zi)動(dong)(dong)(dong)運(yun)(yun)(yun)作(zuo)。因(yin)此我們大約可以分為(wei)：短行程(cheng)(cheng)活(huo)塞(sai)(sai)傳(chuan)動(dong)(dong)(dong)式(shi)（Short stroke）。長(chang)行程(cheng)(cheng)活(huo)塞(sai)(sai)傳(chuan)動(dong)(dong)(dong)式(shi)（Long stroke）。氣(qi)(qi)(qi)井集(ji)氣(qi)(qi)(qi)操(cao)作(zuo)（Gas trap）。槍(qiang)(qiang)口增壓(ya)器(qi)（Muzzle booster）。直噴式(shi)氣(qi)(qi)(qi)動(dong)(dong)(dong)操(cao)作(zuo)（Direct impingement；也稱為(wei)Direct Gas Action）。