这种控制方式能够改善系统的动态性能，减少厚度公差，对提高产品质量具有重要意义。
The control way is able to augment the dynamic performance, decrease the tolerance of gauge, and improve the quality of products.
实践证明：在带钢热连轧生产中采用热卷箱技术可以减小成品带钢的头尾厚度公差，提高产品质量。
The application results proved that the hot coil box technique can reduce the thickness tolerance of the ends of strips and improve the quality of products in hot strip rolling production.
测量技术，公差，加工工件，材料研究，质量工具，尺寸检具的知识。
General knowledge of technical measurement, tolerance, machines parts; materials study, quality tools and gauges for dimensional control devices.
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