Visit it Pro's sister title channel Pro for news, in-depth analysis and industry comment aimed at distributors, resellers and anyone else working in the it channel.

访问ITpro的姊妹频道——“频道pro”是针对批发商、中间商和任何工作与IT频道有关人士提供相关新闻、深度分析和工业评论。

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In an in-depth study of children, one researcher discovered that the youngsters would narrow the field and start working on their stresses one at a time.

在一项深入研究儿童一位研究员发现，青少年将缩小其工作领域，开始一个一个地讲。

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Then, at a depth of 3,000 feet, the telephone stopped working and they were quite cut off from the outside world.

接着，在三千英尺深处，电话突然中断，他们与外界完全失去了联系。

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Mario Torres Lopez, 42, was working at a depth of about 100m (328ft) when the mine collapsed.

BBC: Chile slow search for miner trapped 100m underground

Shell says it's working at far less depth and lower pressures than the BP well that erupted off Louisiana, destroying the Deepwater Horizon drill rig and killing 11 men aboard.

CNN: Ice floe halts Shell's new Arctic well

Shell says it's working at far less depth and lower pressures than the BP well that erupted off Louisiana, killing 11 men aboard and unleashing an undersea gusher that took three months to cap.

CNN: Alaska drilling rig towed to harbor off Kodiak Island