脂质体用于抗癌药物载体具有哪些特点（    ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='27489' and id < 2270669 and id<>'2270669' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27489' and id > 2270669 and id<>'2270669' order by id asc limit 5