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芳纶纤维
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芳纶纤维
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工学
高性能纤维
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aramid fiber
芳纶纤维
全称为“聚对苯二甲酰对苯二胺”,是一种新型高科技合成纤维。具有超高强度、高模量和耐高温、耐酸耐碱、重量轻等优良性能,其强度是钢丝的5~6倍,模量为钢丝或玻璃纤维的2~3倍,韧性是钢丝的2倍,而重量仅为钢丝的1/5左右,在560℃的温度下,不分解,不融化。
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People’s Liberation Army Pictorial
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People’s Progress Party
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People’s victory canal irrigation district
peplopause
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pepper
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pepper blight
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pepper virus disease
pepperweed seed
pep reaction
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