汽车在道路上行驶时汽车风窗玻璃被石子等硬物击伤或击碎的情况经常出现,特别在郊区公路行驶时更易发生这种情况,此时车主们通常会更换整块风窗玻璃。其实,如果汽车风窗玻璃裂痕不大是可以进行修补的,修补后的玻璃强度一般可达到原玻璃强度的90%左右,对行车安全并不会造成影响。汽车玻璃主要有钢 Vehicles on the road when the car windshield wrecked or crushed by hard objects such as stones often occur, especially in the suburban road driving more prone to this situation, when owners usually replace the entire windshield. In fact, if the car windshield cracks can be repaired, the strength of the glass after repair can generally reach 90% of the original glass strength, the traffic safety will not be affected. Automotive glass is mainly steel