作为应用工程师我们经常遇到各种有关差分输入型高速模数转换器的驱动问题。-High speed difference adc design guidelines

用有限差分求解固定床反应器二维拟均相稳态模型（二维稳态PDE方程组）-Finite difference solution of two-dimensional fixed-bed reactor to be homogeneous steady-state model (two-dimensional steady-state equations PDE)