impeller-diffuser clearance

例句：

1. 1.The impeller-diffuser clearance is critical for the proper functioning of the turbine.
   叶轮与扩散器间隙对于涡轮机的正确运行至关重要。
2. 2.The manufacturer claims that their product has a high impeller-diffuser clearance, which helps to reduce noise and improve efficiency.
   制造商声称他们的产品具有高的叶轮与扩散器间隙，这有助于降低噪音并提高效率。
3. 3. Due to the high impeller-diffuser clearance, the turbine can handle larger water flows without causing excessive wearon the blades.
   由于高叶轮与扩散器间隙，涡轮机可以处理较大的水流量，而不会过度磨损叶片。