分析了氨纶弹性织物纬缩、停车痕、后整理疵点等产生的原因，并提出了预防措施。
This paper analyzes the reasons to cause recoiling of the pick, stop mark and finishing defects on spandex stretch fabric with methods for their prevention presented also.
分析注塑件产生缩痕的原因，并从成型工艺角度出发提出解决缩痕的对策。
This article analyzes the reason of the sink-mark on injection molding product, and raise the solution about this question from view point of molding technology.
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