从统计来看,汽车后桥和半轴套管发生断裂损环的现象在正常行驶中应该是极少的。然而笔者从事汽车修理二十余年来,特别是最近十年的后桥半轴套管拆装过程中发现其损坏日趋严重,数量日渐上升。它们不再是正常的挤压、磨损,而是弯曲、裂纹等。 当前在运输市场竞争日益激烈的情况下,有不少运输单位和个体业主为了片面追求经济 From a statistical point of view, the car after the bridge and half-shaft casing rupture occurred in the phenomenon of normal traffic should be minimal. However, I was engaged in automobile repair more than 20 years, especially in the last decade after the axle disassembly and disassembly of the axle found that the more serious the damage, the increasing number. They are no longer normal extrusion, wear, but bending, cracks and so on. In the current increasingly fierce competition in the transport market, many transporters and individual owners in order to unilaterally pursue the economy