下心盘与摇枕一体转向架高度的调整
Adjustment on Height of the Truck with Bottom Center Plate and Bolster Integrated together
解决此问题的有效方法是在上下心盘间配置新型工程塑料制成的车辆心盘衬垫。
The effective way to solve this problem is to equip the center plates with new type of engineering plastic seats .
下心盘