A.頻率越低,則速度的測定靈敏度越高 B.頻率越低,則位移的測定靈敏度越高 C.頻率越高,則加速度的測定靈敏度越低 D.頻率越高,則速度的測定靈敏度越高
A.振動(dòng)監(jiān)測 B.性能參數(shù)監(jiān)測 C.磨損監(jiān)測 D.無損監(jiān)測
A.性能參數(shù)監(jiān)測、振動(dòng)監(jiān)測、磨損監(jiān)測及無損監(jiān)測 B.鐵譜監(jiān)測、油料監(jiān)測、噪聲監(jiān)測及專家診斷系統(tǒng) C.性能參數(shù)監(jiān)測、鐵譜監(jiān)測及無損監(jiān)測 D.光譜監(jiān)測、振動(dòng)監(jiān)測、無損監(jiān)測及專家診斷系統(tǒng)