Field application demonstrates that the management level and economic efficiency of the screw pump production system would be improved by using the control chart.
现场应用表明，根据螺杆泵油井工况宏观控制图，可提高螺杆泵采油系统管理水平及经济效益。
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。
These results have an important reference value for studying the control chart both in theory and practice.
这些结果对管理图的理论研究和实际应用都有重要的参考价值。
Quality control chart is a useful tool for monitoring produce process in statistics state and reducing waster.
质量控制图是保障生产过程处于统计控制状态，减少废品出现的有效工具。
The control chart being core tool of SPC technology and its application in microcircuit manufacture are described in detail.
详细叙述了SPC技术的核心工具控制图技术及其在微电路生产中的应用。
Use the diagnostic control chart on page14to help determine the cause of the high limit shut-off.
参阅第14页的诊断控制表，有助于判断高温限制开关关闭的原因。
MethodsBased on the theory of normal distribution and central limit theorem of the statistics, the immune control chart is proposed, which combines the immune idea.
方法以统计学的正态分布与中心极限定理为理论基础，结合免疫进化的思想，提出免疫控制图原理及学习算法；
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。
Control limits and sampling interval are two essential parameters of control chart.
控制界限和抽样间隔是控制图的两个基本参数。
Computer aided quality (CAQ) is an important sub-module of computer integrated manufacturing system (CIMS) and the control chart (SPC) is the key technology of CAQ.
计算机辅助质量(CAQ)是计算集成制造系统(CIMS)不可分割的重要组成部分，而质量控制图是其中的关键技术。
Finally, improved control chart constants are given by Monte Carlo simulation.
最后，用蒙特卡洛方法给出了改进的控制图常数。
An intelligent method is proposed which ADAPTS a synthetical technology of fuzzy logic and neural network to identifying trend pattern in control chart.
提出了一种综合模糊技术与神经网络技术对基于控制图的趋势模式进行自动分类识别的智能方法。
Using DCS sequence control chart, it realized the autocontrol of multi device and inside programming. It optimized techniques process, improved the automatization level of this working procedure.
使用DCS顺序控制图，通过模块组态和内部编程，实现多台设备的自动控制，优化工艺过程，提高该工序的自动化水平。
For example, the network chart of project management, the control chart of power grid and communication and transportation are all common network chart.
比如项目管理中的网络图、电网中的控制图和交通运输中的控制图等都是常见的网络图。
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。
To introduced the basic conception of control chart, and enumerated the use of control chart in microbiological surveillance of meat and meat products.
介绍控制图的基本概念，并试列举控制图在肉及肉制品微生物监测结果方面的应用示例。
The main task of control chart is to control quality fluctuation caused by system performance difference.
控制图的主要任务就是控制系统性差异造成的质量波动。
Based on this, the principle, analytical model and main functions of the screw pumping well working status macroscopic control chart are described in detail.
为此，详细介绍了螺杆泵油井工况宏观控制图的原理、分析模型和主要功能。
APL (average product length) is proposed as the criterion for measuring control chart performance to study the optimal design of skewed control chart.
以平均产品长度(APL)为评价控制图性能的标准，研究了偏态控制图的优化设计问题。
A standard control chart based on probability integral transform theory is given, which can be used to control process mean and variance efficiently in the low volume manufacturing.
用概率积分变换理论，给出了控制过程均值、过程方差的标准化控制图，适用于小批量生产环境下对过程均值、过程方差的有效控制。
There is a significant autocorrelation in observations from continue process, such as chemical industry, which may not meet with the independent assumption of normal control chart.
化工等连续生产过程，质量指标常常表现出自相关性，违反了常规控制图的独立性假定。
Finally, this essay anal sizes the evaluation result of CSD in four aspects which includes inner-scores reliability test, validity test, routine control chart and gray cognate analysis.
最后，对顾客满意度测评从信度检验、效度检验、常规控制图及灰色关联分析四个方面进行了探讨。
In the modeling of the structure, the wavelet probabilistic neural network was used to recognize the control chart patterns and estimate the abnormal patterns parameters.
在模型构造中，采用小波概率神经网络进行控制图的模式识别和控制图异常模式的参数估计。
Based on the procedure for parametrical optimization of MEWMA control chart, a case study of its application in surface mount process for the solder joint quality control was presented.
提出了MEWMA控制图参数优化方法，对电子产品装配中的表面贴片工艺过程的焊点质量控制进行了研究。
A dynamic control chart for managing the well's production is drawn on the above base.
基于这个原理绘制的抽油机井动态控制图是一种简单、直观的抽油机井工况管理方法。
Then two different method is given to analyze chopper and mathematics model is based, so double-close-loop control chart is got.
其次采用了两种不同方法对斩波串级调速系统的斩波回路进行了建模和分析，并得到斩波双闭环控制结构图；
The design and project of numeral control chart are put forward, and the composing of system, functional structure and methods of realization are discussed also in this paper.
提出数字化控制图系统的设计方案，并讨论系统的组成、功能结构以及具体的实现方法。
The design and project of numeral control chart are put forward, and the composing of system, functional structure and methods of realization are discussed also in this paper.
提出数字化控制图系统的设计方案，并讨论系统的组成、功能结构以及具体的实现方法。
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