Standardpartial regression coefficients showed that relative contribution rates of these parametersto Ptfv_1 were 45% for LAD,24% MLAP,and 31% MVA respectively.

• 标准偏回归系数显示诸参数对 Ptfv_1的相对贡献率分别为LAD45%25,MLAP24%25和 MVA31%25。