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Terms for subject Engineering geology containing perforated | all forms | exact matches only
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perforated casing滤水管
perforated casing花管
perforated-casing well下滤水管的井
perforated concrete多孔混凝土
perforated drain pipe多孔排水器
perforated drain pipe多孔排水管
perforated pipe滤水管
perforated pipe有孔管
perforated pipe花管
perforated plastic drain pipe多孔塑料排水管