它们是在美国墨西哥湾沿岸的那种很常见的盐丘吗？如果是的话，为什么地中海海底会有这么多坚硬的结晶盐呢？

Were they salt domes such as are common along the United States Gulf Coast, and if so, why should there have been so much solid crystalline salt beneath the floor of the Mediterranean?

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虽然可以采用传统的DSWI方法，但由于墨西哥湾盐丘附近的沉积物横波速度很低，DSWI的探测范围严重受限。

While typical DSWI methods can be employed, the DSWI range of investigation is limited because of the extreme low shear velocities of the sediments surrounding salt domes in the Gulf of Mexico.

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在佛罗里达奥兰多湾丘俱乐部举办的阿诺帕玛邀请赛第三轮中，一位志愿工作者注视着米克尔森在15号洞的发球。

Phil Mickelson hits a shot on the 15th tee as a volunteer looks on during the third round of the Arnold Palmer Invitational at the Bay Hill Club and Lodge in Orlando, Florida.

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