laminar heat convection

例句：

1. 1. The engineer designed a new model of the car with laminar heat convection.
   工程师设计了一款具有层流热对流的新型汽车。
2. 2.The study found that laminar heat convection can significantly reduce energy consumption in buildings.
   研究发现，层流热对流可以显著降低建筑物的能源消耗。
3. 3.In the process of laminar heat convection, the temperature gradient is very small, which makes it difficult to measure accurately.
   在层流热对流过程中，温度梯度非常小，这使得准确测量变得非常困难。