CIV absorption in DLAs and sub-DLAs systems

We present a study of CIV absorption in a sample of 63 damped Lyman-{alpha} (DLA) systems and 11 sub-DLAs in the redshift range 1.75本文针对红移范围1.75内的63个阻尼莱曼α（damped Lyman-α, DLA）系统与11个亚阻尼莱曼α系统（sub-DLAs）样本，开展了C IV吸收线相关研究。