coefficient ring

Making reference to the method for determining the environmental factors for mechanical and electrical products by intensifying test,the concept for environmental coefficient of detonators in reliability evaluation is put forward.

借鉴机电类产品进行强化试验确定环境因子的方法,提出了雷管可靠性评估环境系数的概念,阐述了确定方法。

The effect of recirculation factor on the main parameters of non steady controlled recirculation system;

循环系数对非稳态可控循环通风系统主要参数的影响