与常规的圆柱形磁控溅射靶相比较，该旋转式靶提高了靶材利用率和膜厚均匀度。
This revolving target improved on the usage of target material and uniformity of film thickness comparing with conventional cylindric magnetron sputtering target.
实验中对涡轮叶片采用四排气膜孔的冷却方案，气膜孔为圆柱形。
The surface of a gas turbine blade was cooled by four rows of cylindrical holes in the experiment.
为了探讨在不同径向角下动量比和湍流度对圆柱形气膜孔流动和换热的影响规律，采用数值模拟方法，研究了涡轮叶片的冷却效率。
The cooling effectiveness of cylindrical gas-film cooling holes was numerically investigated, which was determined at different radial angles, momentum ratio and turbulent intensity.
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