| http://www.w3.org/ns/prov#value | - Typically, the biased cylinder has a length of at least 100 ??m, e.g. 120 ??m or larger, 150 ??m or larger or 200 ??m or larger, and an aperture diameter of between 100 ??m and 20 mm, e.g. between 150 ??m and 10 mm or between 0.5 mm and 1 mm.
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