The X-R Chart is used to be an example to show the set-up process and the daily application issues of the Control Chart.
并以X-R图为例，介绍了控制图的建立流程及其日常应用中应注意的问题。
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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