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Terms for subject Oil / petroleum containing 聚 氨酯泡沫塑料 | all forms | in specified order only
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硬质聚氨酯泡沫塑料rigid polyurethane foamed plastics
硬质聚氨酯泡沫塑料隔热层rigid polyurethane foam insulation coating
聚乙烯硬质聚氨酯泡沫塑料防腐保温层polyethylene-rigid polyurethane foam thermal insulation