... 边缘板(木甲板) boundary (or margin) plank 环涡 bound vortex 布顿管式压力计 Bourdon tube pressure gauge ...
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开式循环涡轮机 open cycle turbine
单元环涡流 unit loop eddy current
闭式循环涡轮机 closed cycle turbine ; closed-cycle ; turbine
涡环 [流] collar vortex ; eddy ring
闭式循环涡轮 closed cycle turbine
半封闭式循环涡轮机 semi-closed cycle turbine ; semiclosed cycle turbine
密闭循环涡轮发电机 CCVT
联合循环涡轮机油 Combined Cycle Turbine Oils
环极涡旋 circumpolar vorticity ; circumpolar vortex
针对直升机特有的涡环飞行状态，根据直升机空气动力学理论，分析了直升机涡环状态飞行事故的现象及成因。
To investigate helicopter vortex-ring state, the phenomenon and reason of helicopter vortex-ring state flight accident is analyzed from the view of helicopter aerodynamics.
结果表明：由于粘性的存在，使得涡环与自由表面的相互作用与无粘情形相比有许多不同。
The results show that the interaction between a viscous vortex ring and a free surface is different from the inviscid one.
物理上看，在一个特定的临界行波速下会形成自发的周期性分离再附流，每个波谷的分离区捕获一个稳定的涡环。
Physically, at a special critical wave speed the flow may have a naturally periodical separated-reattached pattern, with each wave trough capturing a stable vortex ring.
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