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目前在葡萄牙和挪威施工中的两个水电工程正在进行开挖,但在施工过程中均遇到一些困难,分别就这两个工程中所使用的设备进行了介绍。
Two hydropower projects currently under construction in Portugal and Norway are undergoing excavation, but some difficulties have been encountered in the construction process. The equipment used in the two projects are introduced respectively.