Questions and answers on the repair of sliding bearings
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Please hide your replies; editing after posting is not valid! Those with different views on the provided answer keys can post discussions the next day. For responses from multiple accounts under the same IP, only the first one is considered valid. 1 J& This is a multiple-choice question; 5 points are awarded for answering all questions correctly, and 2 points for each other answer. Everyone who participates will receive a reward. Please hide your replies; the method for doing this is: http://bbs.hcbbs.com/thread-492556-1-1.html. For the essay question, if local detachment or cracks occur in the bearing alloy, it can be repaired using ( ) method. A. Welding repair B. Electroplating C. Scraping D. Grinding Answer: A
Local flaking or cracking in sliding bearing alloys can be repaired by the method of (A). A、Welding repair B、Electroplating C、Scraping D、Grinding
Local flaking or cracking in sliding bearing alloys can be repaired by the method of (A). A、Welding repair B、Electroplating C、Scraping D、Grinding
The answer is: A. Because C and D are methods for cutting metal, and bearing alloy would fall off, so they do not meet the requirements. The amount in option B is too small; therefore, A is the only viable choice
For A D, weld and repair first, then grind it to meet the requirements
a..............
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