The apparent reaction rate constants of the two stepwise reactions were determined.
得出了两步反应的表观反应速率常数。
The strain rate was changed stepwise several times; and stress relaxation tests and a set of creep tests were performed during otherwise monotonous loading at a constant strain rate.
试验不仅实现了应变率逐步变化加载过程，同时也实现了蠕变加载和应力松弛过程。
Compared with correlation analysis and stepwise regression analysis, path analysis can objectively and comprehensively assess the influences of soil properties on SOC content soil respiration rate.
和简单相关或多元回归分析方法相比，通径分析能更加客观和全面地评价土壤性质对土壤有机碳含量和土壤呼吸速率的影响作用。
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