笼子
发表于 2025-4-1 03:43:29
The Wave Antenna, is effectively achieved with horizontal antennas in the earth or sea close to the boundary with the air or the sea floor. These are usually insulated terminated antennas, often of the traveling-wave type, such as described in Chapter 17. An alternative to the antenna in the sea or earth is the ante
惰性气体
发表于 2025-4-1 08:01:21
Lecture Notes in Computer Sciencehttp://image.papertrans.cn/i/image/470541.jpg