IN TEM DáN HộP SECRETS

Condenser aperture-A little laser-bored hole in a flat strip of molybdenum put near the condenser lens that can help to limit spherical aberration.+ Giá rất rẻ cho những loại giấy decal vỡ có chất lượng trung bình khoảng 20-30K/1mThe second anode (Anode two) accelerates the electrons to the required accelerating voltage. No We