在假设总体服从正态分布的条件下，设计了抽样区间，样本容量和控制限都变化的全变化参数的中位值-极差联合控制图。
Under population follow normal distribution hypothesis, designing combine median-range adaptive control charts with variable sampling interval, variable sample size and variable control limit .
该系统在床层温度不越限的情况下，以控制主蒸汽压力稳定为主要目标。
The main aim of this system is to keep main vapor pressure stable when the bed layer temperature is within a limit.
基于尺度赋权方差法给出总体分布有偏并假定总体分布未知情况下休哈特均值控制图的控制限。
Reference 14 gives the control lines of shewhart mean control chart for skewed population which is unknown based on scaled weighted variance method.
基于尺度赋权方差法给出总体分布有偏并假定总体分布未知情况下休哈特均值控制图的控制限。
Reference 14 gives the control lines of shewhart mean control chart for skewed population which is unknown based on scaled weighted variance method.
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