The effect of elastic coupling on wobble plate piston engine shafting vibration in the underwatercraft was discussed principally.
本文主要讨论在某水下航行装置中，弹性联轴节对摆盘式活塞发动机轴系振动的影响。
2
In overseas develop countries; however, the service depth bomb weapons are equipped with non contact fuze that has high effectiveness in attacking underwatercraft.
国外发达国家现役的深弹配备的都是非触发式近感引信，攻潜效能高。
3
Studies of the sound radiation and vibration of the ring stiffened cylindrical shell under the circumferential excitation are important to predict the noise of the underwater naval craft.