方法实地考察、结合沉积物粒度分析及历史文献资料考证。
Methods Field research and aggradation lab analysis, historical data textual research.
摘要 ： 筛析法是海滩沉积物粒度分析较经典和常用的方法。
Abstract : The sieving analysis is a classic and common method used to measure the particle sizes of beach sediments.
结果表明，沉积物中碳酸盐含量明显受沉积物粒度组成和物源的影响。
The results show that carbonate content is influenced by grain-size composition and source of the sediments.
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