髙温和重载的场合工作的滑动轴承，润滑剂中添加二硫化钼，可以提高润滑性能。（） 

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='24901' and id < 2124832 and id<>'2124832' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24901' and id > 2124832 and id<>'2124832' order by id asc limit 5