lossy dielectric meaning in English

有耗介质

In this thesis , firstly , we make a concise comparison and analysis of the popular fdtd software , introduce the electromagnetic simulation software ( gems ) developed by our group , and present the shortage of this software to show the mission of this thesis . chapter 2 presents the principle of the algorithm , including its four key techniques : curved metallic surfaces , curved dielectric surfaces , non - uniform mesh , and treatment for lossy dielectric
论文第一章首先概述了国内外目前基于时域有限差分法相关软件的发展状况，对各软件的内外部结构及特点做了比较和分析，然后对本课题组开发的仿真软件（ gems ）的前期版本进行了简单介绍，并指出其不足之处，说明该课题工作的意义和特点。