For Linux and Solaris platforms, Xserver is replaced by setting a GDFONTPATH environment variable pointing to the font directories containing True Type fonts, that is, TTF and TTC.

对于Linux和Solaris平台，可以通过设置GDFONTPATH环境变量来替换Xserver，该环境变量指向包含True Type字体(即ttf和TTC)的字体目录。

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How to get glyph widths by parsing a TTF font file?

如何通过解析ttf字体文件得到字形宽度？

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Objective To study the anticancer activities of TTF in vitro.

目的 观察广西藤茶提取物（简称TTF）体外抗肿瘤作用。

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The unique shape and electrical characteristics of dividing tumor cells make them susceptible to damage when exposed to TTF, which could stop tumor growth.

ENGADGET: Portable brain tumor treatment system kills cancer while you take out the trash