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史密斯(Smith systems)有限公司推出了一种牵引电动机速度传感器的新设计,这种传感器用于GE Dash7内燃机车上。这种新设计的特点是有3个可更换元件,整套装置可1次性安装,同时传感器和引线又
Smith Systems introduced a new design for a traction motor speed sensor for the GE Dash 7 diesel locomotive. This new design features three replaceable components, the entire device can be a one-time installation, while the sensor and the lead again