The comparative analysis method of historical data was used to study the coastal erosion along the south coast of the Laizhou Bay during 1958 to 2004.

采用历史资料对比分析的方法，对莱州湾南岸1958 - 2004年的海岸侵蚀进行了研究。

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The research methods of this paper mainly include jurisprudential hermeneutic method, comparative research method and historical research method.

本文的研究方法主要包括法解释学的方法、比较研究的方法和历史研究的方法。

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So, the environmental right to know was studied systematically by using a combination method of historical investigation, comparative analysis, combining theory with practice and dialectical analysis.

因此，综合采用历史考察、比较分析、理论结合实际与辩证分析的方法对环境知情权进行系统研究。

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