Conclusion : The reasons for failure of posterior internal fixation on thoracolumbar spine fractures includs : ( 1 ) wrong choice of indication ;

结论常见原因为（1）内固定手术 适应 证选择 不当；

Fault Analysis on Wrong Indication of Microcomputer Protector Used in Medium-Voltage Switch Cabinet

中压开关柜微机保护装置 误 指示故障分析

When the battery is replaced the display panel sometimes shows the wrong digits . Reset the digits for correct indication .

在更换电池后，有时在 显示屏上会出现 错误的数字，请重新设定到正确的数字。