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1检测技术指标类Length:长度;ML(Mean Length):平均长度UHML(upper half mean length):上半部平均长度UI(uniformity index):长度整齐度指数Strength:断裂比强度;Longation:伸长率SFI(Short fiber index):短纤维指数RD(Reflectance):反射率Mat(Maturity index):成熟度指数;Trash area: