Minimizing the numerical dispersion in the FDTD calculation region and setting the absorbing boundary have been discussed also.
并简要讨论了FDTD方法的数值色散和计算空间吸收边界的设置等问题。
2
The electrotome is used matching with the smoke absorbing device, the smoke don't spread at operation region and don't stimulate the operator, and also don't affect the health of medical staff.