近40多年来,随着世界海洋经济的迅猛发展和人类工业化生产程度的不断提高,海上工业活动日趋频繁。特别是海上石油开发,更是方兴未艾,高潮迭起,越来越多的自升式和半潜式钻井平台和其它海上结构物巍然耸立。不断升温的海洋开发活动在为人类带来巨大能源和财富的同时,也对海洋环境造成了严重污染。随着越来越多的海洋石油钻井平台变得过时而废弃,围绕着近海石油勘探的争议日趋激烈。近年来,如何处置废弃的钻井平台已成为各沿海国家普遍关注 In the recent 40 years, with the rapid development of the world’s marine economy and the continuous improvement of the industrialization of mankind, the maritime industry has become more and more frequent. In particular, the development of offshore oil is in the ascendant and the climax comes one after another. More and more jack-up and semi-submersible drilling platforms and other offshore structures stand tall. The rising ocean development activities have brought enormous energy and wealth to mankind as well as causing serious pollution to the marine environment. As more and more offshore oil rigs become obsolete and abandoned, the controversy surrounding offshore exploration is fiercer. In recent years, how to dispose of abandoned drilling platforms has become a common concern of all coastal countries