This paper introduces a basic principle and calculation formula of measuring the horizontal distance and elevation difference by central hair stadia, and analyzes its measuring precision.

介绍了中丝视距法测量水平距离和高差的基本原理及计算公式，并对其测量精度进行了分析。

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In the 1990s, many American economists were pulling out their hair trying to get Japanese central bankers to understand what they needed to do.

在二十世纪九十年代，很多美国的经济学家绞尽脑汁去尝试让日本央行的银行家们明白他们应该怎么做。

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With his spiky hair and ripped T-shirt, Hamilton could be a rugged glaciologist straight from central casting.

汉密尔顿头发直立、不修边幅，就是那种典型的粗壮的冰川学家。

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Swire also hosts beauty classes, helping new female workers like 22-year-old Wan Xu, who recently graduated from hospitality school in China's central Hubei province, learn how to use make up and fix their hair.

WSJ: China's Fickle Talent Pool

It is the Scythian world in miniature-the trousers and shaggy hair described by Herodotus, the distinctive mix of body ornaments and weapons, the central figures of horses.

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