杜邦聚酰亚胺美国Polyimide
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聚酰亚胺表征化学工业当当网
TapeTemperatureResistantPolyimide
PolyimideAdhesivePrintingProtec
CellphonesTelecommunPolyimideCopper
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InsulationPolyimideThermal10mm
resistantPolyimideTemperaVacclo
TemperatureResistantPolyimideAdhesive
纺丝聚酰亚胺可溶性溶解
TemperaturePolyimideResistantAdhesive
TemperatureResistantPolyimide20mm
TemperatureResistantPolyimide1Roll
片材耐高温透明聚酰亚胺
heatingpolyimideelectricplate
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