Instrument calibration interval is a topic of long-term research in measurement field.
测量系统的校准周期是计量领域长期研究的问题。
To optimize the calibration interval of a measuring instrument, a prediction method based on the renewal GM(1,1) model is put forward.
针对测量仪器校准间隔的优化问题，分析了历史校准数据的特征，建立了等维新息马尔可夫GM（1，1）预测模型。
If a particular instrument is consistently within tolerance, engineers may lengthen a calibration interval, which reduces the Navy's cost of ownership.
如果某台仪器总是在容许范围内，则工程师可能延长其校准间隔时间，这样能减少美国海军的成本。
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