Once the image has been created, you can use it to restore files or an entire file system to a known point in time.

创建映像之后，可以使用它来将文件或整个文件系统还原到已知的时间点。

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Otherwise, it should be checked from one known point to another with proportional anti-symbol allocation between closing error and the length of side.

否则，应从一已知点出发测至另一已知点以资校核，此时其闭合差应与导线边长成正比反符号进行分配。

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By this algorithm, the true and false membership functions reflecting the change of gradient are redefined. The known point is reflected with those functions.

新算法通过定义反映梯度变化的真假函数，能够充分考虑到未知数据网格点各象限最近相邻点的取值情况。

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Freudian theory is now, at this point of time, extremely controversial and there is a lot of well-known criticisms and attacks on Freud.

如今，精神分析理论存在很多争议,有很多著名的针对弗洛伊德的批判和攻击。

耶鲁公开课 - 心理学导论课程节选

The second well known point is that household income is precisely that: household income.

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At the time, Lin was a lightly regarded, semi-known point guard who had completed his final season at Harvard.

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Cormac Burke from the Ulster Museum said the place along the river where they were discovered is a well known crossing point and the Bann was a well known thoroughfare.

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