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介绍了２０９ＰＫ型转向架的参数和结构，试验和运用表明，该转向架采用多种新技术后运行平稳，制动性能优良，维修工作量小，是适合双层客车使用的国内比较成熟的客车转向架。
The parameters and structure of the 209PK bogie are introduced. The test and the application show that the bogie is running smoothly with a variety of new technologies and has excellent braking performance and small maintenance workload. It is a suitable domestic passenger car for the double - deck passenger car Bogie.