Back and leg pain can be a major problem when working long hours in non ergonomic office chairs and a non ergonomics desk set up.

在非人机工程学办公椅中和非人机工程学的办公桌前长时间工作，背部和腿疼痛可能是一个非常严重的问题。

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The visits themselves are designed to be as non-disruptive in nature as possible. They typically last one to two hours in your own office or home. We watch, we listen, and we learn while you work.

访问者尽可能的不使自然的情况受到破坏，他们一般会在你的办公室或家里呆上一到两个小时，当你工作时，我们观察，了解。

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The visits themselves are designed to be as non-disruptive in nature as possible. They typically last one to two hours in your own office or home. We watch, we listen, and we learn while you work.

访问者尽可能的不使自然的情况受到破坏，他们一般会在你的办公室或家里呆上一到两个小时，当你工作时，我们观察，了解。

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