显示模块选用LCD显示器，控制更为简单，显示更为清晰。
LCD monitor is used in display module for more simple control and more clearly shown.
气电控制模块安装于司钻房，实现远程刹车控制和刹车压力显示；
System installed on the driller's room, to realize remote braking control and pressure;
气电控制模块安装于司钻房，实现远程刹车控制和刹车压力显示；
System installed on the driller's room, to realize remote braking control and pressure;
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