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。

youdao

The effect of five N levels on root yield and sugar content and production of sugar was studied with one beet variety, in order to select the best N level for high yield and high sugar content.

本试验主要是研究同一甜菜品种在五种氮素水平处理下对甜菜的块根产量、含糖率、产糖量的影响，寻求获得高产高糖的最佳施用氮素水平。

youdao

The effects of Cu on rice at same level of N fertilizer were studied.

本文研究了微量元素铜在同样的氮肥量水平下对水稻生育的影响。

youdao

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

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

Robinson should start negotiations that would subsume the Kampala talks, and the Obama administration should follow the U.N. lead in appointing a senior-level envoy to the peace process and ensure that regional economic integration and security issues are brought to the fore of the process.

CNN: Congo's "Terminator" surrenders, what next for peace?

This can be accomplished by expanding independent pledges of humanitarian aid, enhancing participation in the existing U.N. relief and security apparatus, increasing high-level diplomatic contacts and implementing a comprehensive economic stimulation package which includes low-cost loans, grants, infrastructure development and corporate partnerships.

CENTERFORSECURITYPOLICY: An African "Marshall Plan"