收缩率读作shou suo lv，计算公式是（R前-R后）/ R前 *100%。收缩百分比
...弹态或流态转变(或相反的转变)的较窄温度范围的近似中点，称为玻璃化温度，通常以Tg表示，是耐热性的一个指标。收缩率(Shrinkage ration)：定义为收缩量与收缩前尺寸之比的百分数，收缩量则为收缩前后尺寸之差。
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断面收缩率 reduction of area ; percentage reduction of area ; reduction of cross section ; reduction of cross sectional area
径向收缩率 Radial Shrinkage Ratio ; Radial Shrinking Ratio ; Longitudinal shrinking ratio
热收缩率 Heat Shrinkage ; Thermal Shrinkage ; hot shrinkage ; Heat-shrink ab le ratio
体积收缩率 Volumetric shrinkage ; cubical contraction ; volume contractive rate ; volume shrinkage
面积收缩率 percentage reduction of area ; area shrinkage
成型收缩率 Mold Shrinkage ; Molding Shrinkage ; UBEmethod
轴向收缩率 Longitudinal shrinking ratio ; Axial Shrinkage
纵向收缩率 Longitudinal shrinkage ; Longitudinal Change
模具收缩率 Mould Shrinkage
The contraction ratio of the speciality resin for front bumper,rear bumper and side protection plate is equivalent to that of the imported resin of same kind.
前后保险杠专用料和侧护板专用料的收缩率与进口专用料基本一致。
参考来源 - 聚丙烯保险杠专用料收缩率控制volume shrinkage of composite decreases greatly with WPU increasing, even can arrive a negative number, but thermal stability is still good.
随着聚氨酯预聚物加入量的增加，PF/PU共混物的体积收缩率明显变小，并能达到负值，但共混物仍具有良好的热稳定性。
参考来源 - 酚醛树脂/聚氨酯复合体系的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
钢和混凝土有几乎相同的收缩率和膨胀率。
Steel and concrete have almost the same rate of contraction and expansion.
测量此方法的皮片收缩率，并与其他种类皮片进行比较。
The contraction of the skin grafts were measured and compared with other kind of skin grafts.
二次热收缩率小，平整度好；用于柔性印刷线路板等行业。
Low secondary thermal shrinking rate, good flatness; Used for Flexible Printed Circuit (FPCB).
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