1) dead spring
压下失效弹簧
2) spring invalidation
弹簧失效
1.
Application of envelope demodulation method tofault diagnosis of spring invalidation;
包络解调法在气阀弹簧失效故障诊断中的应用
3) dead spring
失效弹簧
4) down coil
下行螺管,下压弹簧
5) Examples of the analysis upon losing efficacy of springs
弹簧失效实例分析
6) dead spring
失灵弹簧
补充资料:冲击波超压与动压