脈沖風(fēng)洞天平 balance for wind tunnel: 風(fēng)洞天平supersonic wind-tunnel balance: 超音速風(fēng)洞天平wind tunnel balance: 風(fēng)洞平衡區(qū); 風(fēng)洞天平wind-tunnel balance: 風(fēng)洞天平tunnel balance: 空氣動(dòng)力天秤下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯