它利用微带线或者同轴线等馈线馈电，在导体贴片与接地板之间激励起辐射电磁场，并通过贴片四周与接地板之间的缝隙向外辐射。
Microstrip and coaxial-cable are used to feed to the antennas. Electromagnetic field can radiate to space through the patches and the aperture which connect to the ground plane.
重点讨论了电场屏蔽，高、低频磁场屏蔽和同轴电缆线的屏蔽问题。
The electrical field shield, high and low frequency magnetic shield and shield of coaxial cable are focused.
将具有优良电磁性能的钐钴永磁用于同轴磁控管磁路系统中，可以以较小体积激励出磁感应强度高的近均匀磁场。
Sm-Co permanent magnets were used in the magnetic circuitry of a coaxial magnetron to produce a small volume, high intensity magnetic field.
介绍了射频同轴电缆线中电磁场分布特点和其特性阻抗表达式。
The distributing characteristics of the electromagnetism field in the RF coaxial cable and the expression of characteristic impedance are introduced.
介绍了射频同轴电缆线中电磁场分布特点和其特性阻抗表达式。
The distributing characteristics of the electromagnetism field in the RF coaxial cable and the expression of characteristic impedance are introduced.
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