刷新率选择问题

shenhanchinese

hsync in kHz; monitor type with characteristic modes
1  31.5; Standard VGA, 640x480 @ 60 Hz
2  31.5 - 35.1; Super VGA, 800x600 @ 56 Hz
3  31.5, 35.5; 8514 Compatible, 1024x768 @ 87 Hz interlaced (no 800x600)
4  31.5, 35.15, 35.5; Super VGA, 1024x768 @ 87 Hz interlaced, 800x600 @ 56 Hz
5  31.5 - 37.9; Extended Super VGA, 800x600 @ 60 Hz, 640x480 @ 72 Hz
6  31.5 - 48.5; Non-Interlaced SVGA, 1024x768 @ 60 Hz, 800x600 @ 72 Hz
7  31.5 - 57.0; High Frequency SVGA, 1024x768 @ 70 Hz
8  31.5 - 64.3; Monitor that can do 1280x1024 @ 60 Hz
9  31.5 - 79.0; Monitor that can do 1280x1024 @ 74 Hz
10  31.5 - 82.0; Monitor that can do 1280x1024 @ 76 Hz
11  Enter your own horizontal sync range

You must indicate the vertical sync range of your monitor. You can either
select one of the predefined ranges below that correspond to industry-
standard monitor types, or give a specific range. For interlaced modes,
the number that counts is the high one (e.g. 87 Hz rather than 43 Hz).

1  50-70
2  50-90
3  50-100   尤其不明白这几个有何区别
4  40-150
5  Enter your own vertical sync range
谁解释一下，我看不明白，不知道选哪个？？

爻

这个是指显示器的场扫描频率。前面的是支持的最低场频，后面的是能支持的最高场频。