It is shown that the ship sailing resistance and ship sinkage are dependent on cross-section coefficient of the chamber and sailing speed.

成果表明：船队进出厢的航行阻力和下沉量取决于船厢断面系数和进出厢的速度。

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By using the empirical formulae of the ship resistance, the sailing resistance computation of the ship team for Three Gorges Project open channel navigation has been conducted.

本文应用船舶阻力经验公式，对三峡工程明渠施工通航船队，进行了航行阻力计算分析，并建立了水流阻力与航速；

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