The Coast Guard choppers are coming in low over the water, the downdraft streaking a trough across the surface, the rescue guys swinging from cables like anyone could do what they do.
国家海岸警备队的直升机在水面上方低空降临，下降的气流在水面吹出一道波谷，前来救援的小伙子们从缆绳上摇荡下来，尽人所能尽之力。
From road bed (way trough), storey of the cushion, basic unit, to the road surface, every storey hast regulate the roughness.
从路基(路槽)、垫层、基层、到路面面层，每一层都必须控制平整度。
Using Imported Prepreg as the Raw Material, the Second Overall Compression Molding for External Trough Line and the Tube, Excellent Surface Finishment and Mechanical Performance.
采用进口预浸布作为原材料，槽线与管体二次固化整体成型，表面光洁度和力学性能优异。
This creates a trough either side of your head and body that is beneath the surface level of the pool - so there's air lower than you might expect there to be.
这将在你的身体和头部两侧制造一个凹槽，它位于游池水面的下方-因此在你比你期望更低的位置有空气存在。
It was found that the wear-resistant trough cast with EPC process was of high dimension accuracy, good surface quality, dense structure, and its working life could be increased by more than50%.
发现，采用消失模铸造耐磨槽铸件，尺寸精度高，表面质量好，组织致密，使用寿命可提高50%以上。
The results indicate that the disintegration of the jet column is caused by the surface waves propagating along the jet body. The jet breaks up at the wave trough.
结果表明：沿射流柱表面传播的表面波是引起射流柱破碎的主要因素，破碎点位于表面波的波谷。
Through analyzing the problems existing in the belt conveyors in site, this paper puts forward a kind of trough with curved surface which behaves nicely in practice.
通过对现场使用的带式输送机给料槽存在的问题进行分析，设计出一种曲面给料槽。实践证明使用效果良好。
The water condition of stony golly is best, but the water condition of soil surface and stony trough are worse.
石沟的水分状况最好，土面和石槽水分状况相对较差。
The water condition of stony trough is worse than soil surface.
石槽水分亏缺最严重，土面次之。
Its sedimentary structure includes large-scale inclined beddings, trough cross-beddings, low-angle cross-beddings as well as an erosional basal surface.
具有大型单斜层理、槽状交错层理和低角度交错层理，底部具冲刷面；
In supersonic flow, results indicate that the disintegration of the jet column is caused by the surface waves induced by aerodynamic forces and the breakup point is at the wave trough.
结果表明：在超声速气流中，射流柱破碎是由迎风面的表面波引起的，破碎点位于表面波的波谷。
Because of the effects of hydrodynamics and sediment grain size, the contents of different forms of nitrogen in surface sediments at stations in the Yellow Sea Trough were higher.
受水动力及沉积物粒度的影响，不同形态氮在黄海槽内各站位沉积物中的含量较高。
Because of the effects of hydrodynamics and sediment grain size, the contents of different forms of nitrogen in surface sediments at stations in the Yellow Sea Trough were higher.
受水动力及沉积物粒度的影响，不同形态氮在黄海槽内各站位沉积物中的含量较高。
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