In this case, each KPI has a unique identifier, which can be used as a key to access the history data.
在这种情况下，每个KPI都具有唯一的标识符，可以作为访问历史记录数据的键使用。
The validity and practicability of the new diagnosis method were proved by the application case history of the data mining system for drill…
通过钻井机械故障诊断数据挖掘系统的运用实例，验证了该诊断方法的正确性和实用性。
The validity and practicability of the new diagnosis method were proved by the application case history of the data mining system for drill…
通过钻井机械故障诊断数据挖掘系统的运用实例，验证了该诊断方法的正确性和实用性。
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