x-heights. If you make a light weight and the black weight of one typeface you'll have to make sure that the black weight has a bigger x-height than the light weight (top line drawing).
如果你制作一个包含轻磅(细线体)和重磅(粗黑体)的字体,你应该确保粗黑体的x高度比细线体的略大(见图中上一行)。
If the type is printed in big sizes there can be a much smaller difference between the x-height of the light and the black weight (bottom line drawing).
当字体大字号印刷时,两者的x高度之间的差异就微乎其微了(参见图中下一行)。
Such current disturbs the zero out-put basic line of the light mass number region, so that it's very difficult to measure and record the height of spectrum peaks of the light mass number region.
这种电子流对轻质量部分质谱的零输出基线起干扰作用,致使这部分谱峰的峰高不能很好地测量和记录。
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