heptene
美 英 ['hepti:n]
英漢解釋
例句
After modification the content of heptene soluble and toluene insoluble was decreased , the content of asphaltene was increased.
不同添加劑改質(zhì)后使瀝青中軟瀝青和甲苯不溶物減少,瀝青質(zhì)增加。