prolonged value

The results show that with the holding time prolonged the value of tensile strength increases gradually;

结果表明：随恒温保持时间的延长，σb逐渐升高；

A literary work without prolonged glamour will lose its value in the face of literature, only the excellent glamorous one will undergo the test of the time and will not be eliminated.

一部作品，如果缺乏经久性的魅力，一见文学史便会化为乌有；只有优秀的具有经久性魅力的文学作品，才能经受住残酷的时间老人的考验而不被淘汰。

With the tempering time prolonged, the strength index of the alloy decreases first and then increases, the maximum value appeared before turning.

随着回火时间的延长，合金的强度指标出现先下降后升高，转折前出现最高值，转折后缓慢增加。