附加穿孔经常用来表示专用字符。

Overpunches are often used to represent special characters.

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计算机程序设计及操作时使用的符号。 包括字母、数字、空格符、提示符及各种专用字符等。

This OSD controller, synchronized with horizontal and vertical synchronization signals, operates the display property registers of characters and bitmap set by the user microcontroller application.

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另一种类型包含专用字符，例如“{tab}”和“{enter}”，用来将指针从一个位置移动到另一个位置，或者使应用程序从一个画面转到下一个画面。

The other type includes special characters such as "{Tab}" and "{Enter}" to move the cursor from one position to another, or to drive the application from one screen to the next.

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