氣(qi)動(dong)(dong)操(cao)作(zuo)依照(zhao)原理與不同槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)機(ji)械(xie)設(she)計方(fang)(fang)式(shi)有分(fen)(fen)為(wei)四(si)種(zhong)五類:第一種(zhong)是(shi)依賴活(huo)(huo)(huo)塞(sai)原理進(jin)(jin)行(xing)(xing)(xing)槍(qiang)(qiang)機(ji)運(yun)作(zuo)的(de)(de)(de)方(fang)(fang)式(shi),亦即透(tou)(tou)過(guo)導流(liu)使氣(qi)體推動(dong)(dong)活(huo)(huo)(huo)塞(sai),活(huo)(huo)(huo)塞(sai)連動(dong)(dong)槍(qiang)(qiang)機(ji),透(tou)(tou)過(guo)這(zhe)一串的(de)(de)(de)程序完成槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)自(zi)動(dong)(dong)/半(ban)自(zi)動(dong)(dong)運(yun)作(zuo)。然而(er)活(huo)(huo)(huo)塞(sai)的(de)(de)(de)運(yun)作(zuo)以(yi)(yi)行(xing)(xing)(xing)程為(wei)主,以(yi)(yi)行(xing)(xing)(xing)程移動(dong)(dong)距離的(de)(de)(de)長(chang)短劃(hua)分(fen)(fen),而(er)非以(yi)(yi)活(huo)(huo)(huo)塞(sai)的(de)(de)(de)重量(liang)或者大(da)小劃(hua)分(fen)(fen)。第二(er)種(zhong)是(shi)利用“收集”子彈(dan)的(de)(de)(de)高壓氣(qi)之后再導流(liu)進(jin)(jin)入汽缸推動(dong)(dong)活(huo)(huo)(huo)塞(sai)或整(zheng)個槍(qiang)(qiang)管連動(dong)(dong)到槍(qiang)(qiang)機(ji)進(jin)(jin)行(xing)(xing)(xing)完成槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)自(zi)動(dong)(dong)/半(ban)自(zi)動(dong)(dong)運(yun)作(zuo)。第三種(zhong)是(shi)利用第二(er)種(zhong)“收集”氣(qi)體的(de)(de)(de)原理進(jin)(jin)行(xing)(xing)(xing)推動(dong)(dong)槍(qiang)(qiang)管連動(dong)(dong)槍(qiang)(qiang)機(ji)完成槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)自(zi)動(dong)(dong)/半(ban)自(zi)動(dong)(dong)運(yun)作(zuo)。后一種(zhong)是(shi)經由氣(qi)導管導流(liu)氣(qi)體向后“吹送”槍(qiang)(qiang)機(ji)完成槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)(de)自(zi)動(dong)(dong)/半(ban)自(zi)動(dong)(dong)運(yun)作(zuo)。因此我們大(da)約(yue)可以(yi)(yi)分(fen)(fen)為(wei):短行(xing)(xing)(xing)程活(huo)(huo)(huo)塞(sai)傳動(dong)(dong)式(shi)(Short stroke)。長(chang)行(xing)(xing)(xing)程活(huo)(huo)(huo)塞(sai)傳動(dong)(dong)式(shi)(Long stroke)。氣(qi)井集氣(qi)操(cao)作(zuo)(Gas trap)。槍(qiang)(qiang)口增壓器(Muzzle booster)。直噴式(shi)氣(qi)動(dong)(dong)操(cao)作(zuo)(Direct impingement;也稱為(wei)Direct Gas Action)。