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本帖最后由 xiaoning 于 2015-1-19 12:52 编辑 _0 Z, s9 i. g) e* k8 ^# J
Nezof 发表于 2014-2-26 11:53  ) T- U' h- w9 ^/ \8 o' q
好吧，人家是这么做的：
6 e+ k9 t( ~( Y# R1 j找到测试方法了：[url=]MOLD-STRESSRELIEF CONDITIONING：A sample was placed in an air-circulating oven for7 hours with an oven temperature was at minimum 70°C or 10°C higherthan the maximum temperature obtained during the Temperature Test corrected toa 25°Cambient. The sample's polymeric partswere then examined for softening, warping or cracking.[/url][url=]
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发表于 2014-2-25 16:58
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