The insert porthole die can save material, improve quality, prolong life and reduce cost greatly. In the actual production, the unique advantages and good practicality are shown.
镶片分流模能节省模具材料、提高产品质量、延长模县寿命并大大降低了成本，在实际生产中逐步反映出其独特的优点和良好的实用性。
Continuously reviews the cost calculation. Material costs and manufacturing costs, analyze the cost difference with stranded cost and actual cost.
不间断的关注成本核算，材料成本和制造费用。分析实际成本和标准成本差异的原因。
The material price variance measures the difference between the actual cost of material and the standard cost expected to be paid for the material.
材料的价格差异是材料的实际价格与预期的标准价格之间的差额。
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