A survey showed many emigrants think not only they can get high incomes, but learn some new technologies that work in cities.

一项调查显示许多农民工认为在城市打工不仅可以获得较高收入，而且能学到一些新技术。

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And, it introduces the some of new transmission technologies in the long haul and high capacities WDM systems.

同时也对长距离、大容量波分复用传输新技术作了简要的介绍。

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The paper describes the results in detail, and introduces some new technologies suitable for developing high-speed encryption hardwares.

本文将对这些成果作详细介绍，同时还将介绍可用于开发高速加密硬件的一些新技术。

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But perhaps, with the help of high oil prices and some new technologies, the invention he pioneered will do better in the 21st.

ECONOMIST: Monitor