中国在社会转型过程中，社会层级结构迅速嬗变，新的利益群体和阶层逐步形成。
In social transition course of China, society level structure changes quickly, new benefit groups with stratum are being formed step by step.
人的需要结构包括物质需要、社会交往秩序需要和人生意义需要等诸多层级；
The structure of human needs is embodied at 3 levels, namely, material needs, social interactional needs, and needs governed by values of life.
在信息技术支持的知识经济时代，传统金字塔状的层级结构组织模式越来越难以适应快速变化的社会要求。
In the Information and Knowledge-Based Economy era, the traditional pyramid organizational structure is no longer adequate for the fast-changing world.
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