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本帖最后由 xiaoning 于 2015-1-19 12:52 编辑 7 Q6 `3 L' x5 m9 F8 l: G+ h
Nezof 发表于 2014-2-26 11:53 
* `9 u, r/ n9 }, I9 u& |好吧,人家是这么做的:
" q, |3 F( T1 M- R6 T3 `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=]' o# M1 r, C% X( W$ D: M6 m0 _" F
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