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例1 一辆东风油罐车,两前轮轮胎的内缘花纹出现锯齿状磨损,齿尖向前(轮胎下半圈则向后),右前胎比左前胎磨耗尤甚。
EXAMPLE 1 In a Dongfeng tank truck, the inner rims of the two front tires showed jagged abrasion with the tip of the tooth forward (the second half of the tire backward). The right front tire wears more than the left front tire.