默认条件下，主机按键是作为下拉列表显示的。
By default, the host keypad is displayed as a drop-down list.
图12显示了默认的主机按键，显示为带有Sumit按钮的下拉列表。
Figure 12 shows the default host keypad displayed as a drop-down list with a Submit button.
当您现在主机按键下拉列表工具时，您为默认转变所定义的主机键会显示在下拉列表之中，如下所示。
When you select the host keypad drop-down list widget, the host keys that you defined for the default transformation are displayed in a drop-down list, as shown below.
所述的的主机包括单片机系统，液晶显示屏，一组状态指示灯，一组设置按键。
The host comprises a single chip microcomputer system, a liquid crystal display screen, a group of status indicator lamps and a group of setting buttons.
所述的的主机包括单片机系统，液晶显示屏，一组状态指示灯，一组设置按键。
The host comprises a single chip microcomputer system, a liquid crystal display screen, a group of status indicator lamps and a group of setting buttons.
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