全部

1·The pumps must be of the low shear Archimedes screw type.

泵必须是低剪切力的阿基米德螺旋式泵。

2·Known as the Archimedes screw give water, the machine is pumping water from the cabin of the ship from the invention.

被称作“阿基米德举水螺旋”的扬水机是为了将水从大船的船舱中排出而发明的。