NOTE: The aspect ratio of the picture is defined to be the ratio of the picturewidth W to its height H.
注意：图像的屏幕高宽比定义为图像的宽W和它的高H的比值。
2
Horizontal shift allows you to move the projected image to the left or right of center in a range equal to 35% of the picturewidth in either direction.
水平的转移允许您移动计划的图像向中心左边或右边在范围相等到35%图片宽度在或者方向。
3
'The picture [of the object] shows a diagonal stripe of diminishing width and lighter in shade than the sky over the dark bulk of a building cornice, ' it was noted.