*VT-PL/PE*VT-PL塑胶件常见缺陷及改善对策FM:VT-PL/PEPREPAREDBY:周和平APPROVEDBY:叶铁波DATE:Mar16,2000*VT-PL/PE*howtodo?*VT-PL/PE*缺陷:夹水纹Defect:weldlines夹水纹*VT-PL/PE*工艺::*VT-PL/PE*缺陷:气纹Defect:airlines气纹*VT-PL/PE*气纹改善对策工艺::*VT-PL/PE*缺陷:气花Defect:airstreaks气花*VT-PL/PE*气花改善对策工艺::*VT-PL/PE*缺陷:皱纹Defect:recordgrooveseffect皱纹*VT-PL/PE*
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