The distribution of C ⅵ line ( at 207.1nm ) and the time behavior has been measured with Optical Spectroscope Multichannel Analyzer and single channel near ultra violet system in HT-6M Tokamak. 利用光学多道分析仪和单道近紫外(NUV)系统分别测量了HT-6M托卡马克CⅥ(207.1nm)谱线线形分布和时间行为。