How to make sold state laser in Urdu
Laser project ka zikar hoto aksar karian ye samajhte hain ke shayad heliem neon glass tube gas laser ki bat ho rahi hai. Aksar kutub warsail me is hi laser ke project shua hote rate hain.
Project source: tajssus.pk تجسس, امیر سیف اللہ سیف
