automatic jet-propulsion plant with automatic combustion chamber of the pulse type怎么讀
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- automatic jet-propulsion plant with automatic combustion chamber of the pulse type英語(yǔ)什么意思：[機(jī)械工程 照明 加熱] 有脈沖式燃燒器的噴氣發(fā)動(dòng)設(shè)備
