求翻译：网络图同时辨识那些具有浮动时间的非关键活动，这些活动可以延迟一段特定的时间而不会影响进度，或者可以从这些活动中临时借用一些资源而不会造成项目损失。是什么意思？

The network diagram to identify those with a floating time non-critical activities, these activities can be delayed for a certain period of time without affecting the progress or temporary borrowing of resources from these activities will not cause project losses.

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The network chart simultaneously recognizes these to have the fluctuation time non-key activity, but these activities may retard period of specific time not to be able to affect the progress, but or may borrow some resources from these activities not to be able temporarily to cause the project losse

Network diagrams at the same time identifying those with floating time of non-critical activities, these activities can be delayed for a specified time, but will not affect the progress or temporary borrowing resources from these activities without loss of project.

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