Owing to many factors, great fluctuations and intricate reactive mechanism of complex process, it is hard to get the satisfied results by the traditional fault diagnosis methods.
由于复杂过程因素多,波动大,反应机理复杂,无法建立精确的数学模型,传统的故障诊断方法很难取得令人满意的结果。
The selection and design of mechanism is important and intricate in mechanical executing system.
机构的选型和设计是机械执行系统中既重要又繁琐的工作。