氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)操(cao)作(zuo)(zuo)(zuo)(zuo)依(yi)照原理(li)與不同(tong)槍(qiang)枝(zhi)的(de)(de)(de)(de)(de)機(ji)械設計方(fang)(fang)式(shi)有分(fen)為(wei)四種(zhong)(zhong)五類(lei)：第(di)(di)一種(zhong)(zhong)是(shi)依(yi)賴活(huo)(huo)(huo)(huo)(huo)塞(sai)原理(li)進行(xing)(xing)(xing)槍(qiang)機(ji)運(yun)作(zuo)(zuo)(zuo)(zuo)的(de)(de)(de)(de)(de)方(fang)(fang)式(shi)，亦(yi)即透過導(dao)流使氣(qi)體(ti)推(tui)(tui)動(dong)(dong)(dong)(dong)(dong)(dong)活(huo)(huo)(huo)(huo)(huo)塞(sai)，活(huo)(huo)(huo)(huo)(huo)塞(sai)連動(dong)(dong)(dong)(dong)(dong)(dong)槍(qiang)機(ji)，透過這一串的(de)(de)(de)(de)(de)程(cheng)(cheng)序完(wan)(wan)(wan)成(cheng)槍(qiang)枝(zhi)的(de)(de)(de)(de)(de)自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)/半(ban)自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)運(yun)作(zuo)(zuo)(zuo)(zuo)。然而活(huo)(huo)(huo)(huo)(huo)塞(sai)的(de)(de)(de)(de)(de)運(yun)作(zuo)(zuo)(zuo)(zuo)以(yi)行(xing)(xing)(xing)程(cheng)(cheng)為(wei)主(zhu)，以(yi)行(xing)(xing)(xing)程(cheng)(cheng)移動(dong)(dong)(dong)(dong)(dong)(dong)距離的(de)(de)(de)(de)(de)長(chang)短(duan)劃分(fen)，而非以(yi)活(huo)(huo)(huo)(huo)(huo)塞(sai)的(de)(de)(de)(de)(de)重量(liang)或者大小劃分(fen)。第(di)(di)二種(zhong)(zhong)是(shi)利用“收集”子彈的(de)(de)(de)(de)(de)高壓氣(qi)之后(hou)再導(dao)流進入汽缸推(tui)(tui)動(dong)(dong)(dong)(dong)(dong)(dong)活(huo)(huo)(huo)(huo)(huo)塞(sai)或整個(ge)槍(qiang)管連動(dong)(dong)(dong)(dong)(dong)(dong)到槍(qiang)機(ji)進行(xing)(xing)(xing)完(wan)(wan)(wan)成(cheng)槍(qiang)枝(zhi)的(de)(de)(de)(de)(de)自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)/半(ban)自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)運(yun)作(zuo)(zuo)(zuo)(zuo)。第(di)(di)三種(zhong)(zhong)是(shi)利用第(di)(di)二種(zhong)(zhong)“收集”氣(qi)體(ti)的(de)(de)(de)(de)(de)原理(li)進行(xing)(xing)(xing)推(tui)(tui)動(dong)(dong)(dong)(dong)(dong)(dong)槍(qiang)管連動(dong)(dong)(dong)(dong)(dong)(dong)槍(qiang)機(ji)完(wan)(wan)(wan)成(cheng)槍(qiang)枝(zhi)的(de)(de)(de)(de)(de)自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)/半(ban)自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)運(yun)作(zuo)(zuo)(zuo)(zuo)。后(hou)一種(zhong)(zhong)是(shi)經由氣(qi)導(dao)管導(dao)流氣(qi)體(ti)向后(hou)“吹送”槍(qiang)機(ji)完(wan)(wan)(wan)成(cheng)槍(qiang)枝(zhi)的(de)(de)(de)(de)(de)自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)/半(ban)自(zi)(zi)(zi)動(dong)(dong)(dong)(dong)(dong)(dong)運(yun)作(zuo)(zuo)(zuo)(zuo)。因此我們大約(yue)可以(yi)分(fen)為(wei)：短(duan)行(xing)(xing)(xing)程(cheng)(cheng)活(huo)(huo)(huo)(huo)(huo)塞(sai)傳動(dong)(dong)(dong)(dong)(dong)(dong)式(shi)（Short stroke）。長(chang)行(xing)(xing)(xing)程(cheng)(cheng)活(huo)(huo)(huo)(huo)(huo)塞(sai)傳動(dong)(dong)(dong)(dong)(dong)(dong)式(shi)（Long stroke）。氣(qi)井(jing)集氣(qi)操(cao)作(zuo)(zuo)(zuo)(zuo)（Gas trap）。槍(qiang)口增壓器（Muzzle booster）。直(zhi)噴式(shi)氣(qi)動(dong)(dong)(dong)(dong)(dong)(dong)操(cao)作(zuo)(zuo)(zuo)(zuo)（Direct impingement；也(ye)稱為(wei)Direct Gas Action）。