microwave permittivity

• 介电常数

microwave permittivity的用法和样例：

例句

1. At last,the development trends of the microwave ceramics with low permittivity are indicated.
   最后展望了低介电常数微波介质陶瓷今后的发展方向。
2. Relative dielectric permittivity and loss angle tangent among them are the two of most important indexes.
   相对介电常数和介质损耗角正切是其中的两个重要的性能指标。