故障件 meaning in English

defective component
faulty component
unserviceable component

Abstract : in the operation beginning of the tandem rolling mill reduction gears being overhauled , the magnitude of the vibration is t oo large . this paper introduces a method of the vibration diagnosis of the reduct ion gears and explains the fault cause . it is proved that the conclusion is corre ct when the failure parts are replaced
文摘:针对连轧机组减速机在检修后开始工作中，产生较大振动这一异常现象进行了诊断与分析，从而找出了产生这一故障的原因，更换故障件后得到证实，诊断是正确的