Helping The others Realize The Advantages Of diode laser คือ
A laser diode features a threshold with the provided recent. It doesn't operate until the current exceeds the threshold. Below the edge limit, the laser diode doesn't emit light-weight but only due to spontaneous emission.การกำจัดขนด้วยตัวเอง ไม่ใช่วิธีที่ดีที่สุด ไ