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介绍了为长型货车而改进的ＤＢ６０—Ｌ阀、ＥＬ—６０空重车调整装置和ＴＭＢ—６０基础制动装置的结构特点。
The structural features of the DB60-L valve, the EL-60 empty truck adjustment and the TMB-60 basic brake, which are retrofitted for long trucks, are presented.