其次，建立单设备的技术状态评价模型，通过简单而可行的分级综合评估方法得到单设备的技术状态等级；
The technical condition evaluation model for single device was established and the technical condition level was obtained by the simple and feasible integrated graded evaluation method.
其次，建立单设备的技术状态评价模型，通过简单而可行的分级综合评估方法得到单设备的技术状态等级；
The technical condition evaluation model for single device was established and the technical condition level was obtained by the simple and feasible integrated graded evaluation method.
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