An accelerated laboratory method (saturated ammonium nitrate solution immersion method) was used to analyze the degradat......

One indoor led luminaire product of shortlifetime or high rate of lumen depreciation waseasily screened out with the new......

目的：考察波乐泰胶囊的稳定性。方法：用简便快捷的加速实验法，每月检测波乐泰胶囊的物理、化学、卫生学指标，预测药物有效期。结果：所检......

根据榴－４引信在正常应力水平和高应力水平条件下的失效分布以及它在加速寿命试验过程中的成份变化情况，对榴－４引信的失效机理进行了分析......