—个简单的酶促反应，当[S]<</Cm时，出现的现 象是（    ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='27523' and id < 2271024 and id<>'2271024' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27523' and id > 2271024 and id<>'2271024' order by id asc limit 5