The barycentric coordinates of the plane view projection of a coal face are solved with a formula of geometric gravity centre.

利用平面图形几何重心公式计算回采工作面水平投影图形的重心坐标，然后根据影响传播角和开采深度计算下沉盆地中心位置的坐标。

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Another feature of the new Street View maps is a configuration menu which allows you to customize Settings like image sharpness, brightness, quality, and projection or the curved effect.

这个街景地图的另一个特点是它有一个配置菜单，可以让用户自定义照片的锐度，亮度，品质，投影或者曲度效果。

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Often, the service data is a selection and projection (or view) of domain data.

通常，服务数据是域数据的一个选集和投影(或者视图)。

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High-def sets fall into three basic categories: direct-view, rear-projection and front-projection.

FORBES: The Big Picture

Another view is that despite the tight labour market, wage pressures will not rise by as much as the central projection supposes.

ECONOMIST: The economy