She said that at the on-going World Health Assembly, Member States had asked that WHO reflect criteria other than geographical spread before moving to Phase 6.

在正在举行的世界卫生大会上，她表示会员国已经要求世卫组织在转到第6级别前考虑到地域传播之外的标准。

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"Phase six means that we are seeing continued spread of the virus to countries outside of one region," said Keiji Fukuda.

第6级警戒级别是指，我们认为病毒在一个地区之外的国家蔓延。

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The third phase, to test whether the vaccine prevents real infection, has not yet been carried out, as there has been no massive spread of H5N1 influenza in people.

第三阶段临床试验用于测试该疫苗是否能够预防真正的传染，由于现在人群中还没有出现大规模的H5N1禽流感传染，所以该阶段还没有实施。

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Phase five is marked by human-to-human spread of the virus into at least two countries in the same area of the world.

VOA: special.2009.05.06

"By going to phase six, what this would mean is that the spread of the virus is continued and that activity has become established in at least two regions of the world.

VOA: special.2009.06.10

The WHO's "Phases of Pandemic Alert, " which has been in existence for five years, characterizes phase 5 as a human-to-human spread of the virus into at least two countries in one WHO region, signaling that a pandemic is imminent.

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Prior to the EPA phase out the economics were not attractive enough to promote wide spread reclamation Despite the fact that it is illegal, many many contractors would and did vent the gas into the air rather then capture and reclaim it because in many cases they would have to pay to get rid of the dirty gas.

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The announcement came after a meeting of the WHO's Emergency Committee, which has debated since April whether the spread of a novel H1N1 flu virus was fast and widespread enough to warrant a Phase 6 designation.

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