Modern distance education, adapting to the popular and lifelong trend of education, is on the upgrade in both China and the world.

现代远程教育适应教育大众化与终身化趋势，在全球迅速兴起，且在我国方兴未艾。

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Next let's assume everything has gone OK on the upgrade and support users and the systems administrator has signed it off with no issues found.

接下来，假设升级过程一切正常，用户和系统管理员可以顺利地登录。

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Up until now, you have worked on the upgrade process in pieces; now is the time to fine-tune your upgrade plan and to validate the end-to-end process.

到现在为止，零星地执行了升级步骤；现在该对升级计划进行调整并验证端对端过程。

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On the Upgrade problem, blame the fast pace of innovation in this still-early market.

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The stock is trading sharply higher in early trading on the upgrade.

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Work on the upgrade is expected to begin in 2018.

BBC: A14 at rush-hour