| ประโยคภาษาจีน : 中文句子 | 
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|  liú suān yán硫酸盐  bō li玻璃  zuò wéi作为  kuān dài宽带  fàng dà放大  qì yòng器用  chān掺  jiě huò chān解或掺  diū铥  jī zhì基质  cái liào材料  mù qián目前  yǐ已  chéng wéi成为  kuān dài宽带  bō li玻璃  zhǔ dòng主动  guāng xiān光纤  yán jiū研究  de的  zhòng yào重要  zǔ chéng bù fèn组成部分 | 
| As host materials for use in Er-doped fiber amplifier(EDFA) and Tm-doped fiber amplifier(TDFA), tellurite glasses have played an important role in active optical fiber for broadband amplification. |