THE BASIC PRINCIPLES OF DIODE LASER คือ

Ti:sapphire CPA methods are one of a kind in their power to deliver pulse energies of many millijoules with pulse widths as small as twenty fs. Custom made CPA methods according to Ti:sapphire can deliver even petawatt peak powers.ได้มาตรฐานแค่ไหน ? มีเครื่องเป่าลมเย็นขณะ�