Then we gave their applied examples in definite problems within annular-sector domain.
然后给出了它们在圆环扇形区域的定解问题中的应用实例。
2
The imaging system formed by an annular left-handed material (LHM) lens as well as the evanescent waves in the lens are simulated numerically with a finite-difference time-domain (FDTD) method.