估计公式[tex=10.143x2.5]Qs//wxxxx9/bOlzlHBCzHpNpHbFXVoZrr3CGxzyFDuOzRNpCFqk6XHVWNr1v75Idyz/ac5GNIaAQI8WF/Dxmqw==[/tex]，当[tex=4.571x1.143]3mUnUojWbrnPk6GTvt8jefndw0yZg9pe3E3QBOuXZZE=[/tex]的绝对误差