提出新型的掺杂型晶体光纤（简称晶纤）高温传感头，在理论上和实验上就其高温辐射性能作了探讨，认为其能满足高温环境下接触式测温的要求。 Proposed a new type of doped crystal fiber (referred to as crystal fiber) high temperature sensor head, in theory and experiment on its high temperature radiation performance were discussed, that it can meet the requirements of high temperature contact temperature measurement environment.