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Preliminary test to Experts on plastic material engineering :
. Y6 h3 R! d: g/ s- `- |4 O# n; ] This was a part of enterance examination of material engineering for Doctors, I have had a look at them, and believed that you can not answer these questions unless you are a very professional and have wide range of academic knowledge on plastic engineering, should you even get any answer, please let's share them with you!! - x# H# ?. s- {9 v
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! Q7 S& E$ a/ k$ U6 n+ ^5 n) P% g9 {[ 本帖最后由 sontime 于 2007-1-17 10:09 编辑 ] |
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