Based on our flow visualizations, a new mechanism of drag reduction is proposed. The device has been refined and net drag reduction has been achieved.
建立在自己流动显示的基础上，提出了新的减阻机理，改进了设计，并获得较好的减阻效果。
The ARGOS regulator is an extremely versatile flow control device for gas applications where pressure reduction is required excellent in performance and easy maintenance are beneficial.
ARGOS减压阀是一非常多用途的流量控制装置，对瓦斯气体要求精确减压控制与维护简单的使用尤其具效益。
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