[機(jī)] 光電跟線氣割機(jī) automatic line-following gas-cutter: 自動(dòng)跟線氣割機(jī)automatic gas cutter: 自動(dòng)瓦斯切斷機(jī)monopole automatic gas cutter: 自動(dòng)光學(xué)曲線追蹤氣割機(jī)automatic following: 自動(dòng)跟蹤 optical-following flame cutter: 光電跟蹤切割機(jī)下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯