man asheghe mechanic va havafaza hastam va doruseshuno ke be surete fehrest bud didam taghriban shabihe ham budan dar hale hazaer danesh amuz hastam ham tafavote in reshte vaham begin che tori dars bekhunam mesle shoma eniger besham age nasham miram.........
salam
farghe havafaza vo mekanik jaman tooye 30-40 vahede darsie vali havafaza takhasosi tare wa eshtegalesh ham mahdood tare. wali avazesh kolli bahal tare(makhsoosan age daneshgahe khaje nasir ghabool shi!!! )
zemnan har chi ham dars bekhooni "eniger" nemishi; wali engineer shyad beshi