英语语法分析

Bargraph display gives a visual indication of the range selected.

条码显示给人的视觉标志的范围内选定。

A method is introduced to drive the bargraph display devices directly with microcontroller.

介绍一种单片机直接驱动光柱显示器件的方法。

The instrument industry also came into a new stage of substitution of the pointer indicator for simulation LED bargraph.

介绍了LED光柱显示器替代仪表指针的应用情况，结合其制作与应用进行了讨论。