关于心室肌L-Ca2+通道的叙述，f早的是（      ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='25936' and id < 2179439 and id<>'2179439' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25936' and id > 2179439 and id<>'2179439' order by id asc limit 5