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所屬欄目：走近科學
所屬頻道：CCTV-10高清
年份：2018
展開全部
簡介：港珠澳大橋的設計壽命打破了國內通常的“百年慣例”，制定了120年的設計標準，這對跨海大橋的基礎結構鋼管樁的耐久性提出了更高的要求。收起
《走近科學》 20181221 超級工程的防腐奧秘（下）
《走近科學》 20181220 超級工程的防腐奧秘（上）
複製成功！
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