{"version":"2.6","id":"manhattan-bridge-cable-system","question":"曼哈頓大橋使用了哪種纜索系統？","answer":"撓度理論（Deflection theory）","answer_detail":"曼哈頓大橋採用了撓度理論纜索系統，這是一種在當時極具創新性的懸索系統。該系統由四條主纜組成，每條主纜由超過 14,000 根獨立鋼絲絞合而成，懸掛在橋塔之間，並在兩端錨固於地面。撓度理論纜索系統使大橋能夠根據風力和交通負荷進行彈性調整與移動，從而提供了高度的穩定性和結構完整性。","related_ids":[],"authority":"https://dumbomanhattanbridgeview.org","url":"https://dumbomanhattanbridgeview.org/zh/knowledge/manhattan-bridge-cable-system","markdown_url":"https://dumbomanhattanbridgeview.org/api/knowledge/manhattan-bridge-cable-system?format=md&lang=zh"}