In nhãn s?n ph?m có r?t nhi?u ph??ng pháp ???c s? d?ng th?c t? trong ?ó in offset và in k? thu?t s? là ?ng d?ng ph? bi?n h?n. Whilst diffraction is often beneficial, diffraction of electron waves within the aperture openings can interfere Along with the initial wave entrance.“In Decal nh?a trong có th? b?n ??p theo th?i gian v?i kh? n?ng