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| Re: Strange Acoustical Resonances Gives Current Subway Cars an R9 Bearing Whine Sound at Union Square (1507958) | |||
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Re: Strange Acoustical Resonances Gives Current Subway Cars an R9 Bearing Whine Sound at Union Square |
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Posted by heypaul on Sat Mar 23 17:06:44 2019, in response to Re: Strange Acoustical Resonances Gives Current Subway Cars an R9 Bearing Whine Sound at Union Square, posted by Think twice on Sat Mar 23 16:05:52 2019. Are the sounds something recent? How do you explain it? |
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