Recent content by mr-behrooooz

salam agha manam taze mohandesi mekanike pardis ghabool shoodam az in ostadaye khobesho chand ta esm bebarid ma bedoonim darsayi mesle difransiyel ya riyazi 2 ya moghavemat2 ya riyazi mohndesi ba ki;) bardarim ba ki bar nadarim?????????????????????????????????????