A method of towing vessels through polar ice by means of icebreaking tugs with a special stern notch suited to receive and bow of the vessel to be towed.
在极地冰区中，破冰船利用起尾部的特殊凹槽与被拖船船首相连的拖带方法。
2
An introduction of a 16 channels electro-hydraulic servo control wave maker constructed in a ship model testing towing tunk. the sea wave simulation method and it's computer control.
介绍一个建于船模试验拖曳水池中的直推式16摇板电液伺服控制造波机和波浪模拟方法及其计算机控制。
3
The three-dimensional steady state theory of towing cable is studied, with differential equations derived and a simple method of integration suggested.