The dark screencenter is the important problem of quality in the manufacture of micro B/W picture tubes.
暗中心是微型黑白显像管制造中突出的质量问题。
2
If the line of sight of people fall on the TV screencenter, is highly suitable for the television cabinet.
如果人们的视线正好落在电视屏幕中心，就说明电视柜的高度适宜。
3
Elements are rendered in the order given, so if the first element is centered in the screen, other elements aligning themselves to that element will be aligned relative to screencenter.