The effect of roughness on particle motion in the recirculation zone is weaker than that in the fully developed flow region.

壁面粗糙度对流场中不同位置处颗粒运动影响的强弱不同，其中逆流区处较弱，下游处较强。

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It is shown by tests that the developed flow-controlled forming technology can save materials, improve efficiency and quality, and has great technical and economic benefit.

通过试验表明，所开发的流动控制成形技术可节约原材料、提高工作效率及产品质量，具有显著的技术经济效益。

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The reverse flow, from developed to developing countries, is on the rise, too.

从发达国家到发展中国家的反向流动也在增加。

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IBM,which has developed new technology for predicting traffic flow, has identified the cities with the worst commutes in the world and those that are successfully easing the congestion.

VOA: standard.2010.07.26

It has been developed by Flow Laboratories, a small diagnostics firm based in Portland, Oregon.

ECONOMIST: A poor diagnosis

By now the encounter had developed an intoxicating ebb and flow, Tottenham dominating possession but West Ham looking dangerous on the counter-attack.

BBC: Tottenham 0-0 West Ham

More specifically, recently decolonised nations started to argue that, if they were to become truly independent nation-states, it was necessary to address the imbalance in cultural resources and the flow of information between the developed and the developing world.

UNESCO: The Uses of Richard Hoggart