The article introduces the inverting way of assembling an oil tank by air jacking, and analyzes the pressure and air flow needed by air jack system.

介绍拱顶油罐的充气顶升倒装之施工方法，对充气所需风量、风压进行了分析。

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University of California, Berkeley, neuroscientist Jack Gallant USES brain-pattern analysis with fMRI scans and algorithms to model the visual system of a subject's brain.

加利福尼亚大学伯克利分校神经系统科学家杰克·加朗特采用的是拥有功能磁共振成像扫描和模拟受试者大脑视觉系统算法的脑图案分析。

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Jack Wallen explains the first steps he takes to perk up a sluggish system.

杰克·沃伦(Jack Wallen)解释了自己让迟滞的系统重新抖擞的首要步骤。

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Mr Hindery recalls that when he was buying a cable system owned by Jack Kent Cooke, another colourful mogul, he was presented with a price based on subscriber numbers that had been heavily inflated by the inclusion of prisoners from a local jail who, though certainly in need of a distraction, were not in a position to subscribe.

ECONOMIST: Business deals

However, USPS is running behind the Office of Management and Budget's schedule for system renovation, according to Jack Brock Jr.

CNN: USPS can't promise mail delivery won't encounter Y2K bugs

Mr Rowe also called on Home Secretary Jack Straw to overhaul the police complaints system and said he should replace the current "pals investigating pals" system with one in which truly independent agencies - such as Customs or the DSS - investigate complaints about the police.

BBC: Bittersweet freedom for M25 man