当环境温度等于或超过体温时，机体的主要散热方式是(

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30915' and id < 2487857 and id<>'2487857' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30915' and id > 2487857 and id<>'2487857' order by id asc limit 5