本文简单介绍了IPv6的特点优势，同时就IPv4网络向IPv6网络部署的阶段、过渡技术以及方案做了简单的介绍，最后对IPv6的未来应用进行了展望。
This paper has a brief introduction of the advantages and characteristics of IPV6, and the transitional stage and technology of IPV4 to IPV6. At last, it has a prospect of the application of IPv6.
但是，考虑到人力资本是人口的一个特点，这四个国家都因其具有读写能力的人口占比大而更有优势。
Considering human capital as a characteristic of the population, however, all four countries were advantaged by the large percentages of their populations who could read and write.
i是interest的简写，意思是通过演示特点，优势或者利益，培养客户的兴趣。
I - interest: raise customer interest by demonstrating features, advantages, and benefits.
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