Lacking of fault samples is a knotty problem in the fault detection of complex systems such as Liquid-propellant Rocket Engines (LRE).

在对类似于液体火箭发动机这种复杂系统的故障检测过程中，一个非常棘手的问题是缺乏故障类样本。

youdao

So, in such systems, the disk arrays, as storage system, should be high reliable and have fault-tolerant guarantee.

因此，在这样的系统中，作为存储设备的磁盘阵列要具有高可靠性和一定的容错能力。

youdao

The variable speed systems now used in crank presses have problems such as narrow in variable speed, fault in low speed and failure in tiny adjustment and so on.

目前曲柄压力机调速系统存在调速范围窄、低速故障、微调死机等问题。

youdao