为了实现对它们的无损检测并监测它们的质量与使用状态，建立材料的缺陷与失效模型便显得尤为重要。
It seems to be very important to build the defect model and the invalidation model of material, as it can help to realize its NDT and keep a check on its quality and using state.
它是一种专门针对监测视频状态失效而进行监测和报障的监测装 置。
The utility model provides a monitoring device, which monitors the failed video state monitoring and carries out monitoring and malfunction-alarming.
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