高二数学必修五半期考:the system intruded,chassis opened or before,please check tempered the system

the system intruded.chassis opened or temperd before The system intruded , chassis opended or tempered before ,please check the system [ok] the system intruded,chassis opened or tempered before,please check the system the system intruded,chassis opened or before,please check tempered the system the system intruded,chassis opened or before,please check tempered the system The system intruded,chassis opened or tempered before. Please oheck the system. the EU tenders system. the retirement system in China The system is halted??????蓝屏！！！！！ the system was not correctly