建议修建京沪高速铁路时采用水底隧道越过长江。
It is suggested that underwater tunnel should be adopted to cross the Yangtze River while the Beijing-Shanghai High-Speed Railway was being built.
建议修建京沪高速铁路时采用水底隧道越过长江。
It is suggested that underwater tunnel should be adopted to cross the Yangtze River while the Beijing-Shanghai High-Speed Railway was being built.
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