The diver can therefore adjust buoyancy and choose to move up, down or stay at a certain depth, like the Cartesian diver.
和使用迪卡尔密度计一样,潜水员因此可以调整浮力,选择上浮、下潜或停留在某个深度。
Now students can make their own Cartesian Diver using this easy-to-assemble device and an empty2L plastic soda bottle that you supply.
现在学生可用一两公升宝特瓶及简易浮沉子自行制作此潜水装置。
The science boffins are going to show us how to make a Cartesian diver. It is named after Rene Descartes, a famous French scientist, mathematician, and philosopher.
科学工作者将会告诉我们如何制作浮沉子计,一种以法国科学家笛卡尔的名字命名的计量工具。笛卡尔还是法国的计量学家和哲学家。
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