下列哪种物质中声速最高

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31794' and id < 2541770 and id<>'2541770' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31794' and id > 2541770 and id<>'2541770' order by id asc limit 5