dar mashin haye lebas shooi barghe 2 mod(mode) ya shiveye harkati vojood darad.dar yeki az in shive ha ostovane havi lebas ha ba sorate kam va dar shiveye digar ostovane ba sorate ziyad micharkhad .kar karde har yek az in 2 shiveharkati ra dar shosto shooye mashine lebas shooi moghayese konid...