defect n. 1.缺陷,缺点,弱点;短处。 2.不足,缺乏。 have some defect in eyesight 目力不佳。 have the defects of one's qualities 美中不足之处。 in defect of 若无…时;因无。 vi. 叛变;逃走。 He defected to the West. 他叛逃到西方。
temperatures(around 950℃)will prevent stress-induced defect formation in a recessed structure(recess approximately land oxide growth approximately 2. 2μm). 温度在950上下就会避免在有凹槽的结构中形成应力诱发缺陷(凹槽约1m,氧化物层生长约22m)。
The most common blister defects in zinc alloy die casting were described . the reason for the defect formation was analyzed and an approach to defect decrease was offered 介绍了锌合金压铸件中最常见的起泡缺陷,分析了起泡产生的原因,提出了解决问题的办法。
Application status of die casting non-ferrous alloy is surve yed . comparison between chemical composition of die casting non-ferrous alloy at home and abroad is offered . some common considerations existing in application a re offered and reason for defects formation and resolving methods are analyzed . d evelopment tendency of die casting non-ferrous alloy is introduced 概述了有色压铸合金的应用现状,列举了国内外有色压铸合金化学成分对比,提出了它们应用中存在的一些共性问题,分析了产生这些问题的原因及防止措施,介绍了有色压铸合金发展趋势。