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拖拉机若在行驶中发生故障,往往会造成车毁人亡的恶性事故。农机手如果能在拖拉机出现严重故障前进行维修,把问题消灭在萌芽状态,既可阻
If the tractor fails during driving, it will often result in the death of a car. Agricultural machinery if the tractor can be a serious fault before the maintenance, the problem is eliminated in the bud, can block