向心推力轴承的接触角越大承受轴向载荷的能力就越大。()
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Which of the following technologies was designed to provide the FASTEST data rates over analog phone lines?()
A. RADSL
B. SONET
C. ADSL
D. MPLS
AfterperformingtheinitialstepsininstallingtheserverOSfromaDVD-ROM,theserverreboots andgoesbackintothesetupwizard.WhichofthefollowingistheMOSTlikelycauseforthis problem?()
A. TheDVD-ROMdrivehasfailed.
B. AninstallationfilecopiedfromtheDVDtotheharddriveiscorrupt.
C. FaultyOSinstallationDVD
D. IncorrectbootsequenceintheBIOS