| http://www.w3.org/ns/prov#value | - In the experiment the diameter of the cylindrical objects 21 and 3 was 20 mm. and the size of the slit-shaped openings of the bores 21 and 31 was 2 x 2O mm. and the sensing element was a hot wire, and the experiment was conducted in the water flow in a 2-inch pipe.
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