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聚芳酰胺纤维
auto. Kevlar
nautic., tech. aramid fiber
textile aromatic polysulphonamide fiber
聚 芳酰胺纤维: 39 phrases in 9 subjects
Automobiles2
Chemistry1
Oil / petroleum4
Plastics3
Polymers6
Space1
Technology3
Textile industry18
Wind Energy1