The results show that the microbubble sheet has the remarkable effect on the resistance of the plate.
以流体中光滑平板为例,建立微气泡层覆盖平板的气液简单边界层模型,采用平板层流理论,对给定的一系列气泡喷射速度参数和流体特性参数计算了微气泡状态下平板的摩擦阻力,结果显示微气泡对平板有明显减阻效果;最后给出了气体边界层的速度分布和剪切应力分布。
Experimental Research on the Ship Form of High-speed Catamaran Drag Reduction by Microbubble;
高速双体船船型微气泡减阻试验研究
Theoretical Analysis and Experiments of Ship Drag Reduction by Microbubble;
船舶微气泡减阻理论分析及试验研究
The Computational Software, PHOENICS, and the Numerical Simulation of Microbubble Friction Reduction;
PHOENICS计算软件及微气泡减阻的数值模拟
Numerical Simulation of Air-injetting Parameters for Microbubbles Drag Reduction on Transitional Craft
过渡型艇微气泡减阻喷气参数数值研究
Numerical Simulation of the Effects of Microbubble Drag Reduction of Different Curves of Area of Transverse Section of the Stern
尾部横剖面面积曲线变化对气泡减阻效果影响的数值模拟
Numerical Simulation of the Micro-bubbles Resistance Reduction Effect of Different Curves of Transverse Sectional Area
高速艇尾部横剖面面积曲线变化对气泡减阻效果影响的数值模拟
Numerical Research of the Effects of Drag Reduction of Air Craft of the Measures of Controlling Bubbles Escaping
气泡逸出控制措施对气泡船减阻效果影响的数值研究
Hydrogen Bubble Flow Visualization and Digital Image Analysis for Drag Reduction Mechanism in Wall Turbulence with Groove-Riblet Surface
沟槽壁湍流减阻机理的氢气泡流动显示及数字图像分析
Methods Using the emphysematous bulla ligation and the un ilateral lung volume reduction to treat old COPE patients with bronchopleural fi stula.
方法采用肺大泡结扎、扎及同侧肺减容术治疗老年慢性阻塞性肺气肿伴发支气管胸膜瘘。
Gas-filled shock absorber injected with pure N2, which not only keeps stability of damping force, but also reduce aerification and foaming, meanwhile, extend the effective life.
气压式内充入纯氮气，不仅可保持阻尼的稳定性，还可减少油液汽化及泡沫化，延长产品有效寿命。
Several methods of reducing air-bubbles and water-bubbles on the surface of concrete
减少混凝土表面气泡水泡的几种方法
The Development of Natural Gas DRAs and Drag Reduction Performance Test
天然气减阻剂的研制及减阻性能测试
The drag force decreases as the air density decreases.
当空气密度减小时阻力也减
Experimental Study of Characteristics of Supercavity Influenced by Surfactant Drag Reducer
表面活性剂减阻剂对超空泡特性影响实验研究
EXPERIMENTAL RESEARCH AND NUMERICAL SIMULATION OF SUPERCAVITY DRAG REDUCTION OF A HIGH SPEED PROJECTILE
高速射弹超空泡减阻试验研究与数值模拟分析
obstruction of the circulatory system caused by an air bubble as e.g. accidentally during surgery or hypodermic injection or as a complication from scuba ping.
进入静脉的气泡所造成的循环阻塞，气泡通常是通过伤口进入的。
The rale produced when air passes through mucus-clogged bronchioles.
空气经过黏液阻塞的细支气管时会发生水泡音。
Economic Assessment of Anti-drag Technology for Internal Coating of Gas Pipeline;
天然气管道内涂层减阻技术经济评价