在颅颌面骨的牵张过程中，目前认为较适宜的牵张速率为

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30042' and id < 2433636 and id<>'2433636' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30042' and id > 2433636 and id<>'2433636' order by id asc limit 5