偏航阻尼器 [航] YAW DAMPER ; yaw-damper augmenter

倒航阻力 backing resistance

潜航阻力 under water resistance

阻碍航道 deaden the way

航次受阻 frustration ; Frustration of Voyage

偏航阻尼 YD ; yaw damper ; yaw damping

阻塞航道 block the fairway

航行阻力 sailing resistance

偏航阻力 steering resistance

自由航行阻力 free-running resistance