single-return wind tunnel 单次回流风洞

annular-return wind tunnel 环形回流风洞

return flow wind tunnel 回流式风洞

non-return flow wind tunnel 非回流式风洞

return-flow wind tunnel [航] 回流式风洞

return circuit wind tunnel 回流式风洞

return-circuit wind tunnel 回流式风洞

annular return-pressure wind tunnel 环状回流式高压风洞

return-flow injector-type wind tunnel 回流引射式风洞