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聚苯并咪唑纤维
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聚苯并咪唑纤维
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工学
高性能纤维
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polybenzimidazole fiber
聚苯并咪唑纤维
由间苯二甲酸二苯酯与3,3′,4,4′-四氨基联苯缩聚得聚苯并咪唑(PBI)纺丝制得的合成纤维。全称为聚2,2′-间亚苯基-5,5′-双苯并咪唑纤维,简称PBI纤维。
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method of optimization
method of orbits
method of orthogonal projection
method of paired comparison
method of parabolas
method of parallel translation
method of parameter introduction
method of partial fractions
method of partial waves
method of path coefficients
method of peak area measurement
method of peak height measurement
method of peak value measurement
method of penalty functions
method of persuasion education
method of phase diagrams
method of phase integral
method of pivot selection
method of planting
method of point mappings
method of point sources
method of position evaluation
method of postulation
method of potentials
method of power series
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