channel-case thermal resistance

例句：

1. 1.The design of the channel-case thermal resistance is crucial for the performance of the cooling system.
   通道壳体热阻的设计对于冷却系统的性能至关重要。
2. 2. The thermal resistance of the channel-case is a critical factor in determining the efficiency of the heat exchanger.
   通道壳体的热阻是决定换热器效率的关键因素。
3. 3. The thermal resistance of the channel-case can be improved by using a more efficient material.
   通过使用更高效的材料，可以改善通道壳体的热阻。