JB 4731《钢制卧式容器》规定，双鞍支座外伸端长度A<0.2L，A值最大不得超 过0. 25L0

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24818' and id < 2121745 and id<>'2121745' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24818' and id > 2121745 and id<>'2121745' order by id asc limit 5