修补轮胎内胎常用方法１．冷补法冷补法是一种临时应急措施，做法是：（１）把损伤处用木锉磨锉见新，磨锉的面积要大于伤口面积的１～２倍，呈圆形或椭圆形。（２）拿一块内胎胶片，用木锉将其一面锉粗糙，再剪成与伤口磨锉形状相同，周边成坡形，但每边比伤口磨锉面小２... Repair tire inner tube commonly used method 1. Lengthening Lengthening method is a temporary emergency measures, the practice is: (1) the injury at the new file with a rasp file, the area of ​​the file should be larger than the wound area of ​​1 to 2 times, was round or oval . (2) take a piece of tube film, with a wooden file to a file rough, and then cut into the same shape with the wound abrasive file, the surrounding slope, but each side than the wound file 2 ...