最后一部分创建了一个简单的分级着色系统，它分为五级。
The final section creates a simple graduated coloring system using five intervals.
第五级：现在，组织将它的影响扩展到价值链和服务生态系统之中。
Level Five: Now the organization extends its influence into the value chain and into the service eco-system.
4月29日世界卫生组织将这一新型疾病列为其六级警戒系统的第五级。
For on April 29th the World Health Organisation (WHO) promoted the new disease to level five of its six-level pandemic alert.
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