Obviously, therefore, we should select the rudder profile and size that gives the best compromise between effective steering, straightline stability and drag.
很明显，因此，我们应选择舵形象和规模，让有效指导之间，直线稳定性和阻力最好的折衷办法。
Described in this paper are the effects of the aspect ratio, the swept-back, the taper ratio and the profile of the ship rudder on its hydrodynamic performance by a test method of orthogonality.
本文用正交试验法研究了舵展弦比、前缘后掠角、梢根比和翼剖面对舵性能的影响；
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