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本帖最后由 xiaoning 于 2015-1-19 12:52 编辑
- v, l/ V# U) k3 i* R* |Nezof 发表于 2014-2-26 11:53 
9 j5 q4 a4 W& N+ I. V, j好吧,人家是这么做的:
9 l/ {) i* Q$ k! s D8 t: F; I3 I( \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=]- y7 E) [ O- G5 W& @6 x
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