communications links的用法和樣例：
例句
- Parts easy to attack in the system are LAN and communication link, which need to take link encrypting and point-to-point encrypting.
系統易受攻擊的環節是區域網與通信鏈路，需採取鏈路加密和端到端加密措施。 - It is the testing platform for the R&D of POF link and other digital communication links, and provides the prerequisite and basis for R&D of application systems of POF.
為塑料光纖鏈路和其他數字通信鏈路的研究開發提供測試平台，是研發塑料光纖應用系統的前提條件和基礎。
