For the sake of security, the train is equipped with updated fault diagnosis and remote control systems, which monitor the temperature, pressure and insulation of key segments.

为了安全起见，列车配备了更新的故障诊断和远程控制系统，来监测关键部位的温度、压力和绝缘性。

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Key segments of the cardiac device market, particularly the pacemaker business, have matured into slow-growth operations.

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The company is growing at a rate of 2.5 to 3x per year in its key segments, Levie says.

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Anglo American derived about 42% of its revenues from mines in South Africa in 2008, and the majority of its operations--including key segments like Anglo Platinum, De Beers and coal mines--are based there.

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