By means of statistical analysis, statistical variation analysis and research are carried out on each influence factor of the measurement system to get the conclusion whether the measurement system is accurate and reliable.In essence, the measurement system analysis belongs to the category of variation analysis, that is, to analyze the variation brought by the measurement system relative to the total variation of the process, so as to ensure that the main variation of the process comes from the process itself, rather than the measurement system, and the measurement system can meet the requirements of the process. |