氣(qi)(qi)動(dong)(dong)(dong)操(cao)作(zuo)依照原(yuan)理與不(bu)同槍(qiang)(qiang)(qiang)(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)(de)(de)機(ji)械設計(ji)方式(shi)(shi)有分(fen)為(wei)四種(zhong)五類：第(di)一種(zhong)是(shi)依賴活(huo)塞原(yuan)理進(jin)行(xing)槍(qiang)(qiang)(qiang)(qiang)(qiang)機(ji)運(yun)(yun)作(zuo)的(de)(de)(de)(de)(de)方式(shi)(shi)，亦即透過導流(liu)(liu)使氣(qi)(qi)體(ti)(ti)(ti)推(tui)(tui)動(dong)(dong)(dong)活(huo)塞，活(huo)塞連(lian)動(dong)(dong)(dong)槍(qiang)(qiang)(qiang)(qiang)(qiang)機(ji)，透過這一串的(de)(de)(de)(de)(de)程(cheng)序完成(cheng)槍(qiang)(qiang)(qiang)(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)(de)(de)自(zi)(zi)動(dong)(dong)(dong)/半(ban)(ban)自(zi)(zi)動(dong)(dong)(dong)運(yun)(yun)作(zuo)。然而(er)(er)活(huo)塞的(de)(de)(de)(de)(de)運(yun)(yun)作(zuo)以行(xing)程(cheng)為(wei)主(zhu)，以行(xing)程(cheng)移動(dong)(dong)(dong)距離的(de)(de)(de)(de)(de)長短(duan)劃(hua)分(fen)，而(er)(er)非(fei)以活(huo)塞的(de)(de)(de)(de)(de)重(zhong)量或(huo)者大小劃(hua)分(fen)。第(di)二種(zhong)是(shi)利用(yong)(yong)“收(shou)集”子彈的(de)(de)(de)(de)(de)高壓(ya)氣(qi)(qi)之后再導流(liu)(liu)進(jin)入汽缸推(tui)(tui)動(dong)(dong)(dong)活(huo)塞或(huo)整(zheng)個槍(qiang)(qiang)(qiang)(qiang)(qiang)管連(lian)動(dong)(dong)(dong)到槍(qiang)(qiang)(qiang)(qiang)(qiang)機(ji)進(jin)行(xing)完成(cheng)槍(qiang)(qiang)(qiang)(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)(de)(de)自(zi)(zi)動(dong)(dong)(dong)/半(ban)(ban)自(zi)(zi)動(dong)(dong)(dong)運(yun)(yun)作(zuo)。第(di)三種(zhong)是(shi)利用(yong)(yong)第(di)二種(zhong)“收(shou)集”氣(qi)(qi)體(ti)(ti)(ti)的(de)(de)(de)(de)(de)原(yuan)理進(jin)行(xing)推(tui)(tui)動(dong)(dong)(dong)槍(qiang)(qiang)(qiang)(qiang)(qiang)管連(lian)動(dong)(dong)(dong)槍(qiang)(qiang)(qiang)(qiang)(qiang)機(ji)完成(cheng)槍(qiang)(qiang)(qiang)(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)(de)(de)自(zi)(zi)動(dong)(dong)(dong)/半(ban)(ban)自(zi)(zi)動(dong)(dong)(dong)運(yun)(yun)作(zuo)。后一種(zhong)是(shi)經由氣(qi)(qi)導管導流(liu)(liu)氣(qi)(qi)體(ti)(ti)(ti)向后“吹送”槍(qiang)(qiang)(qiang)(qiang)(qiang)機(ji)完成(cheng)槍(qiang)(qiang)(qiang)(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)(de)(de)自(zi)(zi)動(dong)(dong)(dong)/半(ban)(ban)自(zi)(zi)動(dong)(dong)(dong)運(yun)(yun)作(zuo)。因此我們大約可以分(fen)為(wei)：短(duan)行(xing)程(cheng)活(huo)塞傳動(dong)(dong)(dong)式(shi)(shi)（Short stroke）。長行(xing)程(cheng)活(huo)塞傳動(dong)(dong)(dong)式(shi)(shi)（Long stroke）。氣(qi)(qi)井集氣(qi)(qi)操(cao)作(zuo)（Gas trap）。槍(qiang)(qiang)(qiang)(qiang)(qiang)口增壓(ya)器（Muzzle booster）。直(zhi)噴式(shi)(shi)氣(qi)(qi)動(dong)(dong)(dong)操(cao)作(zuo)（Direct impingement；也(ye)稱(cheng)為(wei)Direct Gas Action）。