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改造升级

改造升级

改造升级

改造升级

1

Some of them say the company , known as Tepco, had opportunities over the decades to retrofit the oldest reactors .

一些工程师说，几十年来东京电力公司曾有过机会改造升级最老的核反应堆。

3

Many instrument parts were upgraded so that the overall operating quality of the instrument should be improved .

对多个部件进行改造升级，使仪表系统整体运行质量提高。

4

Some $7 billion more would be needed to upgrade existing lines and rolling-stock.

此外，还有 70亿美元将用来改造升级现有的铁路和火车。

7

The Informationalization and Transformation and Upgrading of Traditional Industries in Northeast China

东北地区信息化与传统产业的改造升级

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the internal industry is undergoing transformation , upgrading and structural optimizing ;

行业内部，改造升级与结构优化；

9

Fundamental Way out of Traditional Estate Innovation Going Up

传统产业改造升级的根本出路

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Discussion of the Upgraded Analytical Instruments

大型分析仪器改造升级的探讨

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