The reduction activity of nitrate and the formation of ammonium are mainly controlled by the diffusion limitation and the mass transfer of the reactants.

同时，催化剂的活性和选择性受到扩散限制和质量传输的影响。

youdao

For the first part, TTC reduction activity and regrowth ability of tobacco suspension cells were used to decide the treatment time and suitable temperature of heat shock and heat stress.

本研究的结果主要分为三个部分：第一部分，利用TTC还原力和细胞再生能力来确定适宜的热激诱导和高温胁迫强度及持续时间。

youdao

Among other benefits, our users see this value in terms of a reduction in costs, increase in agility, and a tighter alignment between business objectives and technical activity.

在众多好处中，我们的用户见证了这些解决方案在降低成本、提高敏捷性和严格调配业务价值和技术行为方面的价值。

youdao

One advantage of the economic slowdown was the reduction in mining activity that made equipment makers like Caterpillar and Hitachi offer better deals.

FORBES: India's Big Bet On Australian Coal

The net effect of the law is therefore likely to be a small reduction in the economic activity of LA County and no greater safety for any of the actors at all.

FORBES: Is The Adult Film Industry About To Move To Ventura County?

The Committee took this action in light of evidence pointing to a weakening of economic activity and a reduction in inflationary pressures.

FORBES: Joint Statement by Central Banks