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1参数估计《概率论与数理统计》&人民邮电出版社072目录/Contents7.17.27.37.47.5点估计点估计的优良性评判标准置信区间单正态总体下未知参...
编号130YKB-XX-30-15.749.0214.81133YKB-XX-33-13.746.8011.66136YKB-XX-36-12.555.139.28139YKB-XX-39-11.633.857.44236YKB-XX-36-29.5513...
类别型号截面特性参数H×BrIxIyixiyHW100×100100×100681021.917.23831344.182.47125×125125×1256.591030.3123.88472945.293.11175×175...
