运用计算流体力学技术对高速公路清扫车吸尘系统的流场进行了仿真分析与结构改进。
Simulation analyses and structure optimizations in the design of dust suction systems of highway sweepers have been completed by using computational dynamic fluid (CFD) technology.
一些传统的起泡液体像甘油，食物染料，和小心、巧妙的摄影技术可以充分表现一些最显著的流体力学特性。
Some old-fashioned bubble liquid, glycerin, food dye, and careful photography can shed light on some of the most striking fluid dyamics.
他们在流体力学，电子，隐身技术工程方面的研究速度及广度足不足以有能力赶上世界水平？
Are they learning fast enough and broadly enough, in terms of engineering and technology like fluid dynamics, electronics, stealth to be able to keep up with the state of the art?
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