Mechanical Equipment: 【Question of the Day】2011.07.22
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This post was last edited by Black gold on 2011-7-23 08:10. Please hide your replies; editing after posting is invalid! Those with different views on the provided answer keys can post discussions the next day. For multiple accounts under the same IP, only the first response counts as valid. This is a multiple-choice question; 5 points are awarded for correct answers, and everyone who participates will receive a reward. Please hide your reply. The method for hiding it is: http://bbs.hcbbs.com/thread-492556-1-1.html Multiple-choice question: Among the following reasons, which ones could cause large axial displacement of the rotor in a centrifugal compressor? ( ) A. Clogged balance disk ； B. Damaged balance disc seal ； C. Pressure gauge failure ； D. Lubricating oil contains water ； Answer: AB
A B replied to 1# Black Gold
Reply 1# Black Gold: Choose B
Reply 1# Black Gold A.B.D
A. Clogged balance disc； B. Damaged balance disc seal ；
Reply 1# Black Gold A B D
Reply 1# Black Gold