统计分析表明，飞机线路接触电阻超标是飞机发生重复性故障的主要原因之一，在排故过程中，又常常容易忽视。文中通过几则实例帮您分析此类故障的成因及预防措施。 Statistical analysis shows that the excessive contact resistance of aircraft lines is one of the main causes of aircraft repetitive faults, which are often overlooked in the troubleshooting process. The article through several examples to help you analyze the causes of such failures and preventive measures.