When the fatigue test is carried on the blade of aircraft engine, long-time actuating vibration must be applied to the blade.

 
  • 摘要飛機發(fā)動(dòng)機葉片進(jìn)行疲勞試驗時(shí),需對葉片進(jìn)行長(cháng)時(shí)間激振以完成葉片的疲勞試驗。
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