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After curing, the tire is without bubble and underfeeding and the tread pattern is clear.
固化后的轮胎花纹清晰，无气泡和缺料现象。
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Tread pattern is an important influencing factor on tire performance.
胎面花纹是影响轮胎性能的重要因素。
youdao
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Tread pattern is an important influencing factor on tire performance.
胎面花纹是影响轮胎性能的重要因素。
youdao