中国渤海湾位于地震活动带。

China's Bohai Bay is located in earthquake zone.

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最后，对环渤海湾港口群的一体化进行了展望。

Finally, a future outlook of the integration of the Bohai harbor group is shown.

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最后，对环渤海湾港口群的一体化进行了展望。

Finally, a future outlook of the integration of the Bohai harbor group is shown.

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