Dual pipe air supply systems were also added in DF 11 locomotives as a main speed up locomotive, and the relevant renewal of this type at depots were conducted.

东风11型机车作为提速的主型机车也加装了双管供风系统，并对在段的该型机车进行了相应的改造。

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The cause of cracks after brush-plating on the main speed reducer of helicopter was analyzed and the ameliorative measures by shot-peening were brought forward consolidation.

分析了直升机主减速器齿轮电刷镀修复后产生裂纹的成因，通过试验提出了喷丸强化改进措施。

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The designed top speed is 250km/h. These trains have been widely used for main city, such as Beijing, Shanghai, Suzhou and Shenzhen, Guangzhou.

设计的最高时速是250公里。这些列车已被广泛应用于大城市，如北京、上海、苏州、深圳和广州。

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Mr Wasserstrom says his main aim is to speed reform of the UN.

ECONOMIST: Whistleblowers in the UN

The main international effort to speed it up is an idea known as REDD (Reducing Emissions from Deforestation and Forest Degradation), which pays people in developing countries to leave trees standing.

ECONOMIST: Forests and how to save them

Eventually, the Galileo team gave up on the main antenna and reprogrammed the craft to use its smaller secondary dish, which transmits data at a hundredth of the speed of the main one.

ECONOMIST: The long arm of the celestial repairman