failures故障failuren.失败；失败者；不及格；疏忽；失灵；未能；悲惨的事Failure sequence失效序列failure envelope破坏包络线,断裂点轨迹failure behavior失败行为failure features破坏特征failure-safety破损安全failure coverage故障覆盖率Failure position故障部位failure of rocks岩石破坏failure Handling浓缩苹果汁出口failure detector失效检测器