The system should create a resumption point (of the scheduled, manual, and installation varieties) at different points of time before a problem with the system occurs.

在系统出现问题之前，系统应该在不同的时间点创建一个恢复点（有计划、手动和安装三类）。

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System administrators can disable manual installation.

系统管理员可以禁用手动安装。

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The installation of the probe head system can shorten the time of manual assistance and cost reduction, which is caused by manual and off-line detection.

加装测头系统可以缩短大部分的手动找正和脱机检测带来的、耗费成本的人工辅助时间，降低甚至消除人为因素导致的废品。

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