Abstract : the design methodology and structure of hydraulic booster test stand are presented on the basis of analysis of the operation principle and parameters of the hydraulic booster used in the steering system of dfh1002 / 1202 crawler tractor 文摘:在对东方红1002 / 1202履带拖拉机转向用液压助力器的工作原理和技术参数分析的基础上,阐述了该液压助力器试验台的设计方法和基本构成。