The result is, high N-level can promote the root to grow, but the root cap ratio will comes down.

结果表明，较高的氮素水平促进根系生长，迅速提高水稻根干重， 但同时降低根冠比。

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The WSIL specification provides a powerful way to access existing services; however, WSIL documents might contain references to other WSIL documents creating an n-level WSIL document tree.

WSIL规范为访问现存的服务提供了强有力的方式；然而，WSIL文档可能包含一些对其它WSIL文档的引用，这些文档能创建n层wsil文档树。

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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

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"