發送短信 : Minimize quantum-defect heating in thulium-doped silica fiber amplifiers by tandem-pumping

  _____      ___     __   __     ___      ______  
 / ____||   / _ \\   \ \\/ //   / _ \\   /_   _// 
/ //---`'  / //\ \\   \   //   | / \ ||  `-| |,-  
\ \\___   |  ___  ||  / . \\   | \_/ ||    | ||   
 \_____|| |_||  |_|| /_//\_\\   \___//     |_||   
  `----`  `-`   `-`  `-`  --`   `---`      `-`'