This reduces excitation from the propellers, which means less noise and vibration.

这减少了螺旋桨的激励，这意味着噪音和振动更少。

" During her first set of sea trials, Icon of the Seas traveled hundreds of miles, during which the main engines, hull, brake systems, steering, noise, and vibration levels were all tested, " the statement said.

“在第一次海上试验中，海洋圣号航行了数百英里，期间对主发动机、船体、制动系统、转向、噪音和振动水平进行了全部测试。”