... 透气度，透气性能 gas permeabitity; gaspermeabitity 透气度测定仪 air permeability tester; densometer; gurleyporositytestergurley; potts tester 透气度试验仪 air-permeability apparatus ...
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air permeability apparatus 透气性测定装置
air permeability apparatus shirley 锡莱透气性实验仪
air permeability specific surface apparatus 透气法比表面积测定仪
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