power formula
... power flux 功率通量 power formula 乘方公式 power frequency 工频,电源频率 ...
基于34个网页-相关网页
·2,447,543篇论文数据,部分数据来源于NoteExpress
用实验方法确定经验公式时,回归方程中用最小二乘方法求得的待估参数的估计值往往是一个很长的数。
When determining empirical formula with test method, estimation value of estimated parameter in regression equation which is obtained with least square method always is a long number.
youdao
应用推荐
模块上移
模块下移
不移动