氣(qi)動(dong)(dong)(dong)操作(zuo)依照原理與不(bu)同槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)機械設計方式有分(fen)為(wei)(wei)(wei)四種(zhong)五(wu)類：第一種(zhong)是(shi)(shi)依賴(lai)活(huo)塞(sai)(sai)原理進(jin)(jin)行(xing)槍(qiang)(qiang)機運作(zuo)的(de)(de)方式，亦即透(tou)過導流使氣(qi)體(ti)推動(dong)(dong)(dong)活(huo)塞(sai)(sai)，活(huo)塞(sai)(sai)連(lian)(lian)動(dong)(dong)(dong)槍(qiang)(qiang)機，透(tou)過這一串的(de)(de)程(cheng)序完(wan)(wan)(wan)成槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)自(zi)動(dong)(dong)(dong)/半(ban)(ban)自(zi)動(dong)(dong)(dong)運作(zuo)。然(ran)而活(huo)塞(sai)(sai)的(de)(de)運作(zuo)以行(xing)程(cheng)為(wei)(wei)(wei)主(zhu)，以行(xing)程(cheng)移動(dong)(dong)(dong)距(ju)離的(de)(de)長短劃(hua)分(fen)，而非(fei)以活(huo)塞(sai)(sai)的(de)(de)重(zhong)量(liang)或者(zhe)大小劃(hua)分(fen)。第二種(zhong)是(shi)(shi)利用“收集”子彈(dan)的(de)(de)高壓(ya)氣(qi)之后再導流進(jin)(jin)入汽缸推動(dong)(dong)(dong)活(huo)塞(sai)(sai)或整個槍(qiang)(qiang)管連(lian)(lian)動(dong)(dong)(dong)到槍(qiang)(qiang)機進(jin)(jin)行(xing)完(wan)(wan)(wan)成槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)自(zi)動(dong)(dong)(dong)/半(ban)(ban)自(zi)動(dong)(dong)(dong)運作(zuo)。第三(san)種(zhong)是(shi)(shi)利用第二種(zhong)“收集”氣(qi)體(ti)的(de)(de)原理進(jin)(jin)行(xing)推動(dong)(dong)(dong)槍(qiang)(qiang)管連(lian)(lian)動(dong)(dong)(dong)槍(qiang)(qiang)機完(wan)(wan)(wan)成槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)自(zi)動(dong)(dong)(dong)/半(ban)(ban)自(zi)動(dong)(dong)(dong)運作(zuo)。后一種(zhong)是(shi)(shi)經由氣(qi)導管導流氣(qi)體(ti)向后“吹(chui)送”槍(qiang)(qiang)機完(wan)(wan)(wan)成槍(qiang)(qiang)枝(zhi)(zhi)的(de)(de)自(zi)動(dong)(dong)(dong)/半(ban)(ban)自(zi)動(dong)(dong)(dong)運作(zuo)。因(yin)此我(wo)們大約可以分(fen)為(wei)(wei)(wei)：短行(xing)程(cheng)活(huo)塞(sai)(sai)傳動(dong)(dong)(dong)式（Short stroke）。長行(xing)程(cheng)活(huo)塞(sai)(sai)傳動(dong)(dong)(dong)式（Long stroke）。氣(qi)井集氣(qi)操作(zuo)（Gas trap）。槍(qiang)(qiang)口增壓(ya)器(qi)（Muzzle booster）。直噴式氣(qi)動(dong)(dong)(dong)操作(zuo)（Direct impingement；也(ye)稱為(wei)(wei)(wei)Direct Gas Action）。