Cumulative incremental backup on the other hand, backs up all the blocks used since the most recent backup at level n-1 or lower.

另一方面，累积增量备份将备份自最近在级别n - 1或更低级别上进行备份以后使用的所有数据块。

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Methods To avoid floating point overflow, we calculate the input value according to the maximum of floating-point number and get corresponding integration step at a given level N.

方法为了避免浮点数溢出，我们由浮点的最大值作为输入参数，然后根据积分级数N计算出积分步长。

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The transmission of N. meningitidis is facilitated by overcrowded housing at family level and by large population displacements due to pilgrimages and traditional markets at regional level.

由于家庭层次过度拥挤的住房以及地区层次朝圣和传统市场造成大量人口流离失所，推动了脑膜炎奈瑟菌的传播。

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While in New York, Mr.Obama also addressed a high-level summit on climate change,called by U.N.Secretary-General Ban Ki-moon.

VOA: standard.2009.09.22

We'll get to discussing that, but what I want to point out here again is the fact that instead of just being dependent on n, the energy level is dependent on both n and l.

我们将要讨论它，但是我想指出的是事实上能级不只是与n有关,而是与n和l都有关系，而且n不再是。

麻省理工公开课 - 化学原理课程节选

They're not going to want to add on another electron, because then it'll have to jump a very large energy level go from n equals 2, to n equals 3, and n equals 4, and so on.

它们不愿意增加另外一个电子，因为这会让它们跳到一个非常高的能级上去,依次是，n，等于，2，3，4，等等。

麻省理工公开课 - 化学原理课程节选

In Tokyo, Japanese Foreign Minister Taro Aso warned of a "very high possibility" the U.N. would level economic sanctions against North Korea.

NPR: Bush Calls for Unity, Condemns North Korean Tests

There is coherence at the level of the U.N.

NPR: U.S. Non-Intervention In Syria Could Mirror Outcome In Congo

The United States, Canada and Israel sent lower-level delegations to the U.N. conference in protest of what they see as anti-Israel sentiment at the summit.

CNN: Israel branded 'racist' by rights forum