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。
U. S. to develop technology and processes to ensure that the saw blade and other cutting instrument was the most sharp edge.
我们的开发技术和工艺保证了锯片和其它切削工具获得了最锋利的刃口。
The impaction of long blade with high energy can cause large deformation and the blade will curl as U shape and tear the wall of the containment ring at the second impact position.
高能量长叶片撞击将形起大变形，叶片弯曲成U形，机匣在第二次撞击处被撕裂击穿。
A light handsaw with a slender blade stretched across a U-shaped frame, used for cutting designs in wood.
一种轻型手锯，其狭长刃片穿过一个U型框架，用来在木头上切割出图案。
Laboratory testing shows significant performance improvements and the blades have been extremely well received by Orthopedic Surgeons. The blade is being sold into the U.
实验室试验表明这种叶片性能更高，外科医生已给予高度认可。
Laboratory testing shows significant performance improvements and the blades have been extremely well received by Orthopedic Surgeons. The blade is being sold into the U.
实验室试验表明这种叶片性能更高，外科医生已给予高度认可。
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