| 摘要 |
The invention relates to a motor-driven working device in the form of a machine tool (1) or a working apparatus, for which a semi-autonomous working operation is made possible by means of an auxiliary device (50). In said semi-autonomous working operation, the user must only carry out the rough alignment of the working device on a working line (27). The necessary guidance of the working means (48) of the working device on the working line (27) is provided by an auxiliary device (50).
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