The rigid foundation design must satisfy the limitation of the width height ratio of steps.

刚性基础设计必须满足台阶宽高比（刚性角）的限制。

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The height and width are maxed out at 150 pixels, but the ratio of the height-to-width is preserved so the images are not distorted.

图像的高度和宽度的最大值被设置为 150 像素，但是保持高宽比例不变，因此图像没有变形。

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Facial width-to-height ratio (WHR) is determined by measuring the distance between the right and left cheeks and the distance from the upper lip to the mid-brow.

脸部的宽高比(WHR)是通过测量左右脸颊之间的距离和上嘴唇到眉中的距离得出的。

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In one study, experimenters measured the facial width-to-height ratio of 192 Masters of Business Administration students, 115 of whom were men.

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New York's 432 Park Avenue, potentially the city's tallest residential building when completed in 2016, may also be one of the city's skinniest, with a width-to-height ratio that could require more complicated dampening techniques.

WSJ: Living The High Life