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英国使用日本设计的隧道掘进机,开挖刘易舍姆延长线。这是去年10月底该掘进机完成了泰晤士河下,南部方向
Britain used a tunnel boring machine designed by Japan to excavate the extension of the Lewisham. This is the end of October last year, the tunneling machine completed under the Thames, the southern direction