The waterplane area is described as the intersection of the surface of the water in which a vessel floats and the（）.
C
举一反三
- For a floating vessel，the center of flotation is the point in the waterplane（）.
- A spring is an area on the surface of the Earth where the water table intersects the surface and water flows out of the ground, while a well is human-made hole that is dug or drilled deep enough to intersect the water table.
- The area has been described as a kind of oceanic desert, with light winds and slow moving water __________.
- Which one is not the common source of injection water: A: surface water B: ground water C: distilled water D: oil polluted water
- The cooling water is in direct contact with the outer surface of the liner as a result of which it is termed a （）.
内容
- 0
If the needle floats the water instead of sinking, it proves the girl is a skilled embroiderer.
- 1
As the displacement of a vessel increases，the detrimental effect of free surface（）.
- 2
In the popular cultural iceberg metaphor, you can only see about 10-15% above the surface, most part of the iceberg is under the water, which is a bit of a mystery. Which of the following do you think are above the water?
- 3
During the crushing process, which one is the effective energy consumption? A: Heat B: Noise C: Increase surface area D: Vibrate
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中国大学MOOC: If the needle floats the water instead of sinking, it proves the girl is a skilled embroiderer.