failure character

• 故障特征

failure character的用法和样例：

例句

1. The status of the pump valve can be described precisely by a few parameters, therefore the failure feature information extraction is greatly simplified.
   由于仅用较少的几个参数就可完成对泵阀状态较准确的描述，大大简化了泵阀故障特征的提取。