Though you might curse them at every red light, city planners do try to synchronize traffic signals to improve flow, even relying on supercomputers to design the optimal patterns.
虽然每当你遇到一个红灯路口，心里有可能会暗暗诅咒，但城市规划者们确实在努力提高交通流畅程度，他们尝试让多盏信号灯实现同步，甚至依靠超级计算机来设计的最佳模式。
To enhance noise reduction and to improve flow resistance always attend to one thing and lose another in the case of designing silencer for low frequencies noise with high velocity flows.
对需要控制低频噪声的高速气流场合应用消声器，消声量和系统的阻力损失经常成为顾此失彼的二难选择。
The water modeling of five - strand billet caster tundish was carried out. The result has showed the appropriate shape of flow control devices in tundish is feasible to improve flow pattern of fluid.
报导了五流方坯连铸中间罐内流体流动状态的水力学模拟试验研究，其试验结果表明：在该中间罐内设置适当的控流装置形式对改善中间罐内流体的流动模式是可行的。
The water modeling of five - strand billet caster tundish was carried out. The result has showed the appropriate shape of flow control devices in tundish is feasible to improve flow pattern of fluid.
报导了五流方坯连铸中间罐内流体流动状态的水力学模拟试验研究，其试验结果表明：在该中间罐内设置适当的控流装置形式对改善中间罐内流体的流动模式是可行的。
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