特殊用法convex duality1.凸对偶factorial duality1.阶乘对偶性linking duality1.环绕对偶local duality1.局部对偶性nonlinear duality1.非线性对偶性partial duality1.部分对偶性perfect duality1.完全对偶性time-frequency duality1.时间-频率对偶性wave-particle duality1.【物】波粒二象性