Well, we enter when the ray hits the flat face, when we hit the plane.

当射线击中这个平面，就进入了区域。

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This in turn means that it is possible to determine where the ray would strike if the focal plane were moved.

这意味着，在焦平面被移动的情况下，仍可以确定光线的方向。

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Intersects a ray with the plane.

一条射线和平面相交。

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Ray is seen in 1968 on a plane after extradition from Britain and as he is searched and given a medical exam and a bulletproof vest at a Memphis jail.

BBC: US & Canada

Managing director of Get It Group (Midlands) Ltd Ray Stone said the aim was to build components in Ross on Wye "for a cargo plane".

BBC: Ukrainian firm in Ross on Wye factory plans

The plane part is about 5 feet long, 4 feet wide, and 17 inches deep, police Commissioner Ray Kelly said.

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