The cracking of refinery hydrocracked LPG in cracking furnace is tested to deal with the price rise of naphtha and develop new ethylene feed.是什么意思_The cracking of refinery hydrocracked LPG in cracking furnace is tested to deal with the price rise of naphtha and develop new ethylene feed.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句