The characteristic line method is used to simulate the characteristics of the water conveyance system of the ship lock in the Three-Gorges Project.
利用等时段的特征线法数值模拟三峡永久船闸输水系统不补水工况下的输水特性，得出了输水管道沿程各节点水头及流量的变化规律。
The bubbles in ship wake play an important role in the research of wake characteristics.
舰船尾流中气泡对尾流特性的研究起着重要的作用。
The wavemaking resistance characteristics of a ship in shallow water are studied with the classical linear wavemaking theory.
运用经典的线性兴波理论对浅水船舶兴波阻力特性进行了研究。
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