1) line-of-sight communication
直视通信线
2) non-line-of-sight communications
非视线通信
1.
Furthermore, ultraviolet optics can realize non-line-of-sight communications in certain area because of its dispersion.
由于紫外光的散射性很好,所以能实现特定区域范围内的非视线通信,这也是紫外光通信非常吸引人的一个地方。
4) line coil
直线圈，通信线圈
5) Non-Line-of-Sight Ultraviolet communication
非视线紫外通信
6) Wireless video communication
无线视频通信
1.
However, there are still severe technical challenges in wireless video communications, because the error-prone and time-varying band-limited wireless channels always have difficulty in meeting the requirements for large-data-volume and high-service-quality video transmission.
这都难以满足视频业务高速率和高服务质量的传输要求,使得无线视频通信在实际应用中仍面临着严峻的技术挑战。
补充资料：不通
1.阻塞;不通达。 2.不相往来。 3.不共同使用。 4.不明白;不了解。 5.谓学识浅陋。 6.谓文理悖谬不顺。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条