题目内容
表面活性剂中润湿剂的HLB值应为
2022-01-08
A.3〜8
B.8〜16
C.7〜9
D.15〜19
E.13〜18
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SQL Error: select id,body,options from ***_enewstiku where sourceid='30791' and id < 2479729 and id<>'2479729' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30791' and id > 2479729 and id<>'2479729' order by id asc limit 5