氣(qi)動(dong)(dong)(dong)(dong)操(cao)作(zuo)依照原(yuan)理與不(bu)同槍(qiang)(qiang)(qiang)(qiang)(qiang)枝的(de)(de)機械設計(ji)方(fang)式(shi)有分(fen)(fen)(fen)為(wei)四種五類(lei)：第(di)一(yi)種是(shi)依賴活(huo)(huo)塞(sai)原(yuan)理進(jin)(jin)行(xing)槍(qiang)(qiang)(qiang)(qiang)(qiang)機運作(zuo)的(de)(de)方(fang)式(shi)，亦即透(tou)過(guo)導(dao)流使氣(qi)體(ti)推(tui)動(dong)(dong)(dong)(dong)活(huo)(huo)塞(sai)，活(huo)(huo)塞(sai)連動(dong)(dong)(dong)(dong)槍(qiang)(qiang)(qiang)(qiang)(qiang)機，透(tou)過(guo)這一(yi)串的(de)(de)程(cheng)序完(wan)成(cheng)槍(qiang)(qiang)(qiang)(qiang)(qiang)枝的(de)(de)自(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)/半(ban)自(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)運作(zuo)。然而活(huo)(huo)塞(sai)的(de)(de)運作(zuo)以行(xing)程(cheng)為(wei)主，以行(xing)程(cheng)移動(dong)(dong)(dong)(dong)距(ju)離(li)的(de)(de)長短(duan)劃(hua)分(fen)(fen)(fen)，而非以活(huo)(huo)塞(sai)的(de)(de)重(zhong)量(liang)或(huo)者大(da)小劃(hua)分(fen)(fen)(fen)。第(di)二(er)種是(shi)利用“收集(ji)(ji)”子彈的(de)(de)高壓氣(qi)之后(hou)再(zai)導(dao)流進(jin)(jin)入汽缸(gang)推(tui)動(dong)(dong)(dong)(dong)活(huo)(huo)塞(sai)或(huo)整(zheng)個槍(qiang)(qiang)(qiang)(qiang)(qiang)管連動(dong)(dong)(dong)(dong)到槍(qiang)(qiang)(qiang)(qiang)(qiang)機進(jin)(jin)行(xing)完(wan)成(cheng)槍(qiang)(qiang)(qiang)(qiang)(qiang)枝的(de)(de)自(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)/半(ban)自(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)運作(zuo)。第(di)三種是(shi)利用第(di)二(er)種“收集(ji)(ji)”氣(qi)體(ti)的(de)(de)原(yuan)理進(jin)(jin)行(xing)推(tui)動(dong)(dong)(dong)(dong)槍(qiang)(qiang)(qiang)(qiang)(qiang)管連動(dong)(dong)(dong)(dong)槍(qiang)(qiang)(qiang)(qiang)(qiang)機完(wan)成(cheng)槍(qiang)(qiang)(qiang)(qiang)(qiang)枝的(de)(de)自(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)/半(ban)自(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)運作(zuo)。后(hou)一(yi)種是(shi)經由氣(qi)導(dao)管導(dao)流氣(qi)體(ti)向后(hou)“吹送”槍(qiang)(qiang)(qiang)(qiang)(qiang)機完(wan)成(cheng)槍(qiang)(qiang)(qiang)(qiang)(qiang)枝的(de)(de)自(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)/半(ban)自(zi)(zi)(zi)(zi)動(dong)(dong)(dong)(dong)運作(zuo)。因(yin)此我(wo)們(men)大(da)約可以分(fen)(fen)(fen)為(wei)：短(duan)行(xing)程(cheng)活(huo)(huo)塞(sai)傳(chuan)動(dong)(dong)(dong)(dong)式(shi)（Short stroke）。長行(xing)程(cheng)活(huo)(huo)塞(sai)傳(chuan)動(dong)(dong)(dong)(dong)式(shi)（Long stroke）。氣(qi)井集(ji)(ji)氣(qi)操(cao)作(zuo)（Gas trap）。槍(qiang)(qiang)(qiang)(qiang)(qiang)口增壓器（Muzzle booster）。直噴式(shi)氣(qi)動(dong)(dong)(dong)(dong)操(cao)作(zuo)（Direct impingement；也稱為(wei)Direct Gas Action）。