扩散系数与哪些因素有关?
A: absolute temperature
B: concentration gradient
C: the activation energy for diffusion
D: the gas constant
A: absolute temperature
B: concentration gradient
C: the activation energy for diffusion
D: the gas constant
A,B,D
举一反三
- 扩散系数与哪些因素有关? A: absolute temperature B: concentration gradient C: the activation energy for diffusion D: the gas constant
- 空位平衡浓度与哪些因素有关? A: the total number of atomic sites B: Boltzmann's constant C: the absolute temperature in Kelvins D: the energy required for the formation of a vacancy
- 空位平衡浓度与哪些因素有关? A: the total number of atomic sites B: Boltzmann's constant C: the absolute temperature in Kelvins D: the energy required for the formation of a vacancy
- 在菲克第一定律中D 的含义是什么? A: diffusion coefficient B: concentration gradient C: concentration profile D: diffusion flux
- Gibbs energy change is the change only from the entropy change at constant temperature and pressure.
内容
- 0
扩散机理可分为哪些? A: vacancy diffusion B: self-diffusion C: impurity diffusion D: interstitial diffusion
- 1
扩散带的宽度与下列哪些因素有关( ) A: 排污口位置 B: 河水的流速 C: 横向扩散系数 D: 河流的长度
- 2
扩散带的宽度与下列哪些因素有关( ) A: 排污口位置 B: 河水的流速 C: 横向扩散系数 D: 河流的长度
- 3
杂质的扩散系数D与下列哪些因素有关?
- 4
中国大学MOOC: 扩散系数与哪些因素有关?