mean draft

mean draft

[′mēn ′draft]
(naval architecture)
The mean of the drafts at the bow and the stern; for a vessel with a straight keel, the draft at the midpoint of the waterline length.
References in periodicals archive ?
To calculate the total power on the traction bar demanded by the tractor in the seeding operation was used the equation: BP=DF v, where, BP is the power on the traction bar (kW); DF is the mean draft force on the bar (kN); and v is the real displacement speed (m [s.
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