The optimum test design is obtained to minimize variance of least square estimation of the mean life at a normal stress level.
这里的最优准则是指正常应力水平下产品对数平均寿命估计的方差的极小化。
The estimation of life of structures is an important content in the structure design today.
结构的寿命预估是现代结构设计应该考虑的一项内容。
The method is available for reference in reliability design and service life estimation of machine parts.
此方法对零件的可靠性设计及寿命预估很有参考价值。
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