In the first part of the paper, the author presented the method and process of launching and landing of ships by means of a floating dock.
本文首先介绍了利用浮坞进行船舶下水和上墩方法的操作过程。
Objective To simulate the water environment during floating status after astronauts returned and splashed down on the sea because of space capsule emergency in the launching stage.
目的模拟载人飞船上升段应急返回在海上溅落，航天员处于水上漂浮状态时的海面环境。
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