Multiple media是什么意思

用法例句

The time domain characteristic based (TDCB) method is applied in simulation of electromagnetic wave propagation in multi media regions, which is better than finite difference time domain method in dealing with the interfaces between different media and absorbing boundary conditions.

将时域特征波法用于模拟多媒质区域的电磁波传播。

Design of multimedia courseware base on Java-VRML;

Java-VRML虚拟技术的多媒体课件研究