For　0　＜=alpha＜　1　and　ak-uniform　hypergraphH,　the　tensorA(alpha)(H)　associated　withHis　defined　asA(alpha)(H)　=alpha　D(H)　+　(1-　alpha)A(H),　whereD(Script　capital　H)　andA(H)　are　the　diagonal　tensor　of　degrees　and　the　adjacency　tensor　ofH,　respectively.　The　alpha-spectra　ofHis　the　set　of　all　eigenvalues　ofA(alpha)(H)　and　the　alpha-spectral　radius　rho(alpha)(H)　is　the　largest　modulus　of　the　elements　in　the　spectrum　ofA(alpha)(H).　In　this　paper　we　define　the　line　graphL(H)　of　a　uniform　hypergraphHand　prove　that　rho　alpha(H)＜=　1　kappa　rho　alpha(L(H))+1+alpha(Delta-1-delta*k),　where　Delta　and　delta*　are　the　maximum　degree　ofHand　the　minimum　degree　ofL(H),　respectively.　We　also　generalize　some　results　on　alpha-spectra　ofG(k,s),　which　is　obtained　fromGby　blowing　up　each　vertex　into　ans-set　and　each　edge　into　ak-set　where　1　＜=　s　＜=　k/2.