轮胎由泰纶带提供保护 能够泄气保用，或是填充了聚氨酯橡胶。
The tires can be protected with tyron bands, runflats, or filled with polyurethane.
与此类似的一幕场景也出现在带槽轮胎上，新的规则规定，所有的轮胎都必须在纵向有4条间隔50毫米深至少2.5毫米的连续沟槽。
This led to the familiar sight of 'grooved' tyres, the regulations specifying that all tyres had to have four continuous longitudinal grooves at least 2.5 mm deep and spaced 50mm apart.
我们总是在汽车上带一个备用的轮胎。
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