It use the cylinder to control the moving of plane magnet, easy to operate, low breakdownrate.
采用气缸控制平面磁体移动，操作简单，故障率低。
2
The study indicates that the tool magazine and the mechanical arm are the weakest point of the reliability in making the breakdownrate of the host machine so high.
研究表明：加工中心机床本体故障率最高，刀库与机械手是其可靠性最薄弱的环节。
3
The belt sheave, stator winding and rectifier of the vehicle alternator have a rather higher breakdownrate. Therefore, this paper gave out their solutions to extend the alternator life.