It is very difficult to control the dimension and surface quality when processing elastic material.
对于非金属弹性材料的加工，难点在于如何控制尺寸及表面质量。
The qualitative judgment system based on fuzzy control was built after analyzing the relation between quality of spot welding and the box fractal dimension of signals in spot welding.
在对焊点质量与焊接过程中信息的盒维数统计物理关系的分析基础上建立了基于模糊控制理论的焊点质量判定系统。
Lots of CMM (Coordinate Measuring Machines) are introduced into automobile manufacturing field to measure and control the dimension quality.
大量的三坐标测量机用于汽车产品质量控制，提供了一种快捷方便的检测手段。
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