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光照水电站大坝为目前国内在建的最高的碾压混凝土重力坝。
The dam in Guangzhao hydropower station is the highest roller compacted concrete gravity dam in China at present.
youdao
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光照水电站大坝为目前国内在建的最高的碾压混凝土重力坝。
The dam in Guangzhao hydropower station is the highest roller compacted concrete gravity dam in China at present.
youdao