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Terms for subject Technology containing 硬质岩石 | all forms | in specified order only
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硬石灰质岩石rag stone
硬质岩毛石工程rag rubble
硬质岩石hard rock
硬质岩石strong rock
硬质岩石rag stone
硬质岩石competent rock
硬质石灰岩石板hard calcareous slate
硬质青石灰岩hard blue limestone