一台TP180型拖拉机变型运输机行驶途中突然向公路左侧冲去,驾驶员回方向毫无作用,当紧急制动时,机车已冲出了路面,幸亏公路左边是麦地,土质松软,机车被迫停下,才避免了人员伤亡和重大财产损失。 经现场检查,转向节无卡滞,横、直拉杆和球头销连接完好,转向部分并无脱落之处,只有前桥左侧钢板弹簧中心螺 A TP180 tractor variant transport on the way suddenly rushed to the left side of the road, the driver no effect back to the direction, when the emergency brake, the locomotive has been washed out of the road, thanks to the left side of the road is the wheat, soft soil, the locomotive was Forced to stop, to avoid the casualties and major property damage. After the on-the-spot inspection, the knuckle has no jamming, the crossbar, the straight pull rod and the ball stud are connected intact, and the steering part does not fall off. Only the left central leaf spring center screw