以下为句子列表：
英文: By choosing reasonable suction location and combination, the large scale profile separation can be well controlled, but the effect on decreasing the secondary flow loss is limited.
中文: 计算结果表明，通过选用合理的抽吸位置及抽吸方式的组合，附面层抽吸能较好地控制叶栅内的大尺度的叶片表面分离流动，但对二次流损失的改善效果并不明显。
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英文: By simulating a vertical 2-D secondary bend flow, the secondary flow effects were taken into account and the simulation was coupled with a planar 2-D depth-averaged model.
中文: 本文提出了通过求解立面二维弯道环流运动的方法，在平面二维水流泥沙数学模型中考虑弯道环流的作用。
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英文: The secondary flow in river bends has significant effects on flow velocity and sediment concentration distribution in the transverse direction.
中文: 摘要弯道环流是影响断面流速和含沙量分布的重要因素。
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