Mathematical model of wide-band oscilloscope system is established. The analysis is based on the concept of the leading pole. An approximate expression of oscilloscope system is given.

文中首先建立宽带示波器系统的数学模型，然后应用主导极点的概念进行分析，最后给出关于示波器系统冲最的近以表达式。

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There's a 50-50 chance that the North Pole will be ice-free this summer, which would be a first in recorded history, a leading ice scientist says.

(华盛顿)——今夏北极有一半对一半的概率无冰，这将是有史以来的第一次，一位领先的冰科学家说。

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Yes, confirmed in recent ZetaTalk. The Spiral, as seen in Norway recently, is seen leading into the pole shift, and thus memorable.

是的。这已经被齐塔人之声所证实了。最近在挪威看见的螺旋是进入极移的先兆，因而很难忘。

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Clark started on pole and was leading until a puncture forced him into the pits.

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Massa started from pole and was leading when the accident took place, with his first stop then wrecked when he pulled away too early, leaving the fuel hose attached to his Ferrari.

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Barrichello, who started from pole, managed to avoid the chaos on lap one and was leading until his first pit stop on lap 21.

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