conduction ratio

例句：

1. 1. The efficiency of the new cooling system is significantly higher than that of the old one.
   新冷却系统的效率显著高于旧系统。
2. 2.In this experiment, we measured the conduction ratio of different materials to determine their thermal conductivity.
   在这个实验中，我们测量了不同材料的传导比，以确定它们的热导率。
3. 3.The engineer calculated the conduction ratio of the circuit to optimize its performance.
   工程师计算了电路的传导比，以优化其性能。