The results show that increase of flow reynolds number and decrease of sensitivity of turbine performance to reynolds number are two key technologies to aerodynamic design of high performance lpt 设计结果表明提高涡轮工作雷诺数和降低涡轮性能对雷诺数变化的敏感程度是低雷诺数环境下高性能涡轮气动设计的关键。