In the transversal vibration test of the steel supporting post on the flange of QinShen Railway bridge, the practical techniques of instrument selection, the provision of static eliminater and the way of data sampling are mainly discussed.

• 摘要针对秦沈线桥上翼缘板接触网钢柱的横向振动测试，着重论述了仪器的选型、抗静电干扰措施以及数据采集中的具体技术。