自动范围，零，校准，数据采集，系统诊断功能。

Automated range, zero, calibration, data acquisition, system diagnostic functions.

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另一个问题是如何根据对象的范围自动释放对象。

The other issue is how to automatically release objects based on their scopes.

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第二，建立一种自动通知机制，从而在范围结束时发出通知。

Second, make an automatic notification mechanism available to indicate when a scope has ended.

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