Propeller and Performance的意思|示意

This paper has adopted the lifting-surface method for the prediction of unsteady hydrodynamic performance and cavitation performance of propeller.

本文采用升力面理论预报螺旋桨非定常水动力性能及空泡性能。

The hydrodynamic performance of podded propeller is calculated, including the open water characteristics and bearing force.

用面元法对吊舱螺旋桨的水动力性能进行了计算，得到了吊舱推进器的敞水曲线和轴承力。

In depressurized condition, multi-scheme experiments of propeller hydrodynamics performance have also been accomplished under different number of cavity and ratio of submergence.

减压情况下，通过既改变空泡数又改变浸深比的多方案螺旋桨水动力性能试验来建立和完善半浸桨空化性能试验技术。

In order to search a new way for torque measurement and investigate propeller performance accurately, the special balance has been designed for propeller testing.

为了探索新的扭矩测量方法，准确研究螺旋桨的性能，设计了螺旋桨实验专用天平。

Propeller cavitation degrades propeller performance, erodes blade surfaces, produces noise, and causes vibration on the ship hull.

螺旋桨空泡会降低螺旋桨性能，产生空化剥蚀和噪声，从而导致船体振动。

The result shows that the traditional estimation methods about powerplant performance are adapted for propeller aircraft even if with small sized piston engine and propeller.

研究结果表明，传统的估算方法对于装小型活塞式发动机的螺旋桨飞机也是适用的。