CNC (Computer Numerical Control) is a technology originally developed for the aviation industry, enabling the precise construction of digitally generated, complex curved objects.

CNC(电脑数值控制)本是为航空业开发的一项技术，可使数字化生成的复杂曲面物体得以精确施工。

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Taking complex industry process control as background, this research focuses on optimization problems of fuzzy systems.

本研究是以复杂生产过程为背景，在模糊系统优化领域开展的专项研究。

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The sixth step: the inner industry staff will conduct image data of the guardrail maintenance complex before and after photos and security control areas of filing.

第六步：所内内业人员将对护栏板维修复前、后照片及安全控制区的影像资料进行归档整理。

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