保护电信消费者的正当权益成为一项涉及亿万家庭和社会各方面的重要活动。

So the protection of the telecom consumers legal rights and interests is an important activity concerned with millions of families and other sections of our society.

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综述中国红树林资源、自然保护和研究的现状，介绍红树林生态系统的价值和国际上与红树林有关的重要活动。

Current situations of mangrove resource, nature conservation and scientific research in China were reviewed. The values and international activities of mangrove ecosystems concerned were introduced.

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