| 2. | As an alternative , composite bladed propeller have a property of reducing vibration and cavitation , easier maintenance , lighter weight , and greater efficiency . which give a composite propeller potential for future use 相对而言,复合材料叶片螺旋桨具有减少振动和空穴,易维修,轻质高效等特点,这些都给复合螺旋桨在今后使用带来了很大的潜力。 |