请将电机固定，并在切割机械系统的状态下进行试运转的动作确认，之后再进行连接机械系统，以免人员受伤。
In 8, please send the motor is fixed, and the cutting machine system of state run movement confirmation, then connecting mechanical system, so as to avoid injuries.
通过确认所有的可恢复的动作或者向前或者后退来在数据库之间维持数据的完整性。
Integrity is maintained even across databases by making sure that all the recoverable actions either go forward or go back.
例如，如果在单击按钮和按钮的动作完成之间有一个确认步骤，即使确认失败也应该重新启用按钮。
For example, if there's a confirmation step between clicking on a button and the completion of its action, the button should be re-enabled even if confirmation fails.
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