in havapeyma dar asl motealegh be sherkate antonofe roosie ast. vali bea talash va koosheshe mohandesan va khalabanane mahere irany tarahiaye payani va sakhte in havapeyma dar iran be anjam resid. in havapeyma daraye do motore malakhie torbo prop ast va daraye balhaii ba zavieie sarashibie 0 daraje amibashad. balhaye in havapeyma dar ghesmate foghanie havapeyma gharar dade shode and. in balha nirooie baraye ziady tolid mikonand vali ghodrate manovre in havapeyma ra paiin avardeand. in havapeyma dar asl baraye ja be jaiie bar sakhte shode vali az an dar ja be jaiie mosafer ham estefade mishavad.

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