题目内容
用滤过法去除细菌，应选用的玻璃滤器是（ ）
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SQL Error: select id,body,options from ***_enewstiku where sourceid='25050' and id < 2131694 and id<>'2131694' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25050' and id > 2131694 and id<>'2131694' order by id asc limit 5