The appliance has excellent characteristics,such as the high reliability,the strong antijamming ability,the quick survey speed,the measuring accuracy,the simple circuit,the low cost,easy to install and operate and so on.

• 仪表具有可靠性高、抗干扰能力强、测量速度快、测量精确,电路简单、成本低,安装和使用方便等特点。