backup relay

基本解釋

Each set of backup relays will be provided with a separate timing relay that will provide time trip for zone 1, 2 and 3.
將在每套后備繼電器上安裝一只獨立的計時繼電器，該繼電器應能在第一、第二與第三區(qū)進行定時跳閘。
www.1x1y.com.cn
Backup flames, also lit from the birthplace of the ancient games in Olympia, Greece, are with the relay at all times to relight the torch.
為重新點燃火炬，整個傳遞工程中一直攜帶著備份火種，備份火種也是在古代奧運會的發(fā)源地-希臘奧林匹亞點燃的。
Based on the directed graph of primary relay and backup relays coordination relationships, a new method to determine the minimum break point set(MBPS)by graph simplification is proposed in this paper.
基于保護主后備配合依賴關(guān)系有向圖，提出了通過有向圖化簡計算保護配合最小斷點集（MBPS）的新方法。