针对不同的种类进行理化分析和抽样检查，探究原因，提出对策方案，以提高产品质量和模具寿命。
In term of different types physical and chemical analysis and sample inspection are proceeded to explore their causes. Its solution is put forward to increase product quality and die longevity.
针对不同的种类进行理化分析和抽样检查，探究原因，提出对策方案，以提高产品质量和模具寿命。
In term of different types physical and chemical analysis and sample inspection are proceeded to explore their causes. Its solution is put forward to increase product quality and die longevity.
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