diffusion n pump 扩散泵
Diffusion n constant 扩散常数
diffusion n transistor 扩散晶体管
diffusion n approximation 扩散近似
diffusion n vacuum pump 扩散真空泵
The mix of humic acid with diffusion agent N have good effect too.
当采用扩散剂N时，与腐殖酸混合使用效果也较好。
The integral N-S equation is regarded as a special diffusion equation and the pressure term, convective term are regarded as source terms.
将此N S方程看作一个特殊的扩散方程，将压力项与对流项看作是源项，得到一个积分方程。
The rate of N atom diffusion is the key factor of controlling whole nitridation rate.
原子的扩散传质速率是控制总反应速率的关键因素。
应用推荐