例句與造句

1. :At diffusion equilibrium, the rate of transmission through a barrier is approximately proportional to its thickness.
2. Once EtO has penetrated into each product package and a diffusion equilibrium across the packaging is achieved at approximately 450?00 mg / L, the linearity of the curve becomes evident.
3. It's difficult to find diffusion equilibrium in a sentence. 用diffusion equilibrium造句挺難的