压式风洞 variable-pressure wind-tunnel: 变压风筒variable density wind tunnel: 变度风洞; 变密度风洞variable-density wind tunnel: 变度风洞; 变密度风洞variable pressure water-tunnel: 变压水动力试验筒variable-pressure tunnel: 变压力风洞下载手机词典可随时随地查词查翻译