In this paper, PCA and statistical control chart have been used to detect process operating faults on an industrial rolling mill reheating furnace.
针对轧钢加热炉这类典型的工业生产过程，运用多元统计投影技术进行了故障检测与诊断的研究。
Performs statistical analysis using tools such as: descriptive statistics, measurement system analysis, hypothesis testing, designed experimentation, control chart theory, acceptance sampling, etc.
运行以下工具进行统计分析：如描述性统计、测量系统的分析、假设检验、设计实验，控制理论图、验收抽样等。
Presents the principle of statistics process control, the judgement of state in statistical control for a process by means of control chart, and the analyses and improves process capability.
阐述统计过程控制的原理、应用控制图对过程作出统计稳态的判断，分析并提高过程能力。
The research is developed for meeting this requirement that Quality-oriented statistical tolerance and CUSUM control chart to be concurrently designed.
面向质量目标的统计公差与累积和控制图的并行设计方法为适应这一需求而开展的研究。
As a statistical analysis tool, control chart introduced into quality management activities is an effective technic way for control.
在药品生产质量管理活动中引入控制图作为统计分析工具，是有效的控制技术手段。
Statistical process control, which uses control chart as the main tool, is of great importance to the on-line statistical process quality control.
以控制图为主要工具的统计过程控制技术是在线控制过程质量的重要手段。
Then the thesis introduces the advanced statistical techniques, successfully use control chart to control the elongation and crimp shrinkage. of DTY.
结合断裂伸长和卷缩率指标的特点，引入了先进统计技术，成功的将控制图应用于指标的控制。
Control chart developed by W. A. Shewhart is an important tool of statistical process control widely used in quality control field.
休哈特提出的质量控制图是统计过程控制的一种重要工具，在质量控制领域得到了广泛应用。
The principle of statistical process control is introduced and the damage identification process using Xbar-R chart is derived.
介绍了统计过程控制原理，推导了均值极差控制图进行结构连 续损伤识别的过程；
The principle of statistical process control is introduced and the damage identification process using Xbar-R chart is derived.
介绍了统计过程控制原理，推导了均值极差控制图进行结构连 续损伤识别的过程；
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