本发明涉及一种电动手持工具机（2）。

The invention relates to an electric hand-held power tool (2).

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工具机；售后服务；限制理论；虚拟实境。

Machine Tool; After-sales Service; Theory of Constraint; Virtual Reality.

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详细介绍了带电工具机械性能试验机的结构特点、主要技术参数和设计要点。

Structure characteristics, main technical parameters and design essentials of this machine are introduced in detail.

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详细介绍了带电工具机械性能试验机的结构特点、主要技术参数和设计要点。

Structure characteristics, main technical parameters and design essentials of this machine are introduced in detail.

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