เหมาะกับผู้ที่ต้องการแก้ปัญหาหลุมสิว ให้หลุมสิวตื้นขึ้น As a result this type of acquire medium should have a attain bandwidth adequately wide to amplify People frequencies. An example of an appropriate product is titanium-doped, artificially grown sapphire (Ti:sapphire), which has an extremely large attain bandwidth and will Hence deliver pulses of only some femtoseconds duration. https://agathaw752imo3.59bloggers.com/profile