ship hull vibration的意思|示意

When the beam theory was used to calculate ship hull vibration, greater discrepancies were found between theoretical calculations and actual measurements especially at higher-modes.

当用梁理论计算船体振动的高谐调特性时，理论计算值与实际试验量测值有较大偏差。这样，梁理论不能作为计算高协调振动的一个实际可用的方法。

Both the ship hull vibration and the local vibration of ship stern structures should be taken into consideration in the vibration problem of ship stern structures.

船舶尾部结构的振动问题应同时从船体总振动和尾部结构的局部振动两方面来考虑。

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 effective wake is one of the primary reasons of propeller cavitation and induced ship hull vibration.

实效伴流的不均匀性是引起螺旋桨空泡、振动的主要原因之一。

The bending-torsion coupling vibration of ship hull attracts more attention in recent years.

大开口船的弯扭耦合振动问题近年来愈来愈多地受到人们的重视。

The study of the effectiveness of the dynamic vibration absorber in reducing harmonic response of the ship hull girder using the finite element method is presented.

采用有限元法研究了动力吸振器减小船体梁结构谐波振动响应的有效性。