The U type Concrete Block is laid in the channel to prevent seepage of water.

型砌块是用来防止渠道渗漏而铺设在渠道中的砼砌块。

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The experiment has studied the heat transfer characteristic inside U shaped variable cross-section channels with different rib pitches, The channel is the middle part of a gas turbine blade.

本实验选取航空发动机涡轮叶片中段内部冷却通道为研究对象，对不同肋间距的横肋变截面U型通道的换热特性进行了研究。

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So, it is a practical problem of production urgently to be solved in vast irrigated region that the U channel examines the technology of flowing.

对灌区计划用水、科学用水和节约水资源等工作造成了很大的影响，因此U形渠道测流技术是亟待解决的问题。

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Some experts argue that rather than fund additional residencies, Medicare should find ways to channel more U.S. medical students away from specialty fields and into primary-care medicine in rural areas.

WSJ: Squeeze Looms for Doctors

Gottsch launched a sister channel in the U.K. last year, Rural TV, that is available via satellite in Western Europe.

FORBES: Media

The BBC, for instance, recently announced that it would be launching a 24-hour news channel in the U.S this July.

FORBES: Magazine Article