| 释义 |
concentration gradient短语¹⁴⁴⁹⁷²⁺²
基本英英例句例句
浓度梯度
Noun:
a gradient in concentration of a solute as a function of distance through a solution;the movement of a solute down its concentration gradient is called diffusion Substrates may accumulate intracellularly against aconcentration gradient.底物可以逆浓度梯度而积聚于细胞内。
The reaction rate is limited by theconcentration gradientof oxygen in the sample.反应速率受试样中氧浓度梯度的限制。 The author makes sure that the developed process leads to all desired results, including surface carbon- content, carbon concentration gradient and carburizing rate.
用氮基气氛代替滴注式气氛渗碳，工件表面碳含量、碳梯度分布、渗碳效率均可满足要求。 cnki |