The method is employed for the optimal design for tight joints of ordinary bolt set on a hydraulic cylinder.

并用该法对液压油缸的普通螺栓组紧联接进行了优化设计。

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Triple Olympic champion Usain Bolt set a new world record as he stormed to a stunning victory in the 100m at the World Championships in Berlin.

三项奥运会冠军博尔特在柏林举行的世界锦标赛上风速般赢得胜利并刷新了新的世界纪录。

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They select a set of instruments to provide test signals and make measurements and then bolt the instruments into a standard, 19-in. rack.

他们选择一套设备来提供测试信号和度量，然后将这套设备固定在一个19英寸的架子上。

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Bolt shattered his old mark by 11-100ths of a second to set the new world record of 19.19 seconds.

VOA: standard.2009.08.21

Bolt talks about when he knew he would set a new record.

VOA: standard.2009.08.21

Three years ago Bolt set the 100m world record after running 9.58 secs at the World Championships.

CNN: Lightning strikes twice as Blake beats Bolt again

Bolt set five world records on his way to winning the 100m, 200m and 4x100m in Berlin and in Beijing before that.

BBC: Bolt keen to compete in long jump

Bolt set a new Olympic record with his 9.63 seconds run on Sunday, just as he did when he claimed his first title four years ago in Beijing.

BBC: Usain Bolt life-size model made by Ferndown children