repair complex coefficient

例句：

1. 1. The engineer used a complex formula to calculate the repair coefficient for the car's engine.
   工程师使用复杂的公式来计算汽车发动机的修复系数。
2. 2.The new model has a higher repair coefficient than its predecessor, which means it requires less maintenance.
   新型号的修复系数高于前一代，这意味着它需要的维护更少。
3. 3.The research team found that the repair coefficient of the material was significantly affected by the temperature and humidity conditions.
   研究团队发现，该材料的修复系数受到温度和湿度条件的影响显著。