一般使用包括软管和烧瓶在内的采样设备来采集水样，有时候，浮游生物是通过船尾的拖曳滤网收集的。
Sampling devices include hoses and flasks to collect water samples, and sometimes, plankton are collected on filters dragged through the water behind a ship.
这通过将液体抽向船首来完成，这将使它的头部下沉，或者当上升时把液体抽向船尾让船首上翘。
This is done by pumping fluid towards the bow, which pitches it down for a dive, or sending it towards the stern to point the nose up when ascending.
我将从你船尾通过。
救生船的复位是通过安装在船尾的甲板起重机来进行的。
The lifeboat is recovered by a substantial deck crane mounted at the extreme stern of the ship.
最多可以潜入水面200米，通过把船头重量转到船尾拉自我导向。
It can dive down as far as 200 metres below the surface and directs itself by shifting a weight from fore to aft.
所有十二种船舶形式，已经通过模型测试，结果支持了上面提到的与前体和船尾有关的主张。
All the twelve ship forms, mentioned, above, have been model tested and results are presented sup-porting the above contentions regarding fore body and aft body characteristics.
所有十二种船舶形式，已经通过模型测试，结果支持了上面提到的与前体和船尾有关的主张。
All the twelve ship forms, mentioned, above, have been model tested and results are presented sup-porting the above contentions regarding fore body and aft body characteristics.
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