... methyl cyanoacetate 氰乙酸甲酯 methyl cyclobutane 甲基环丁烷 methyl cyclohexane 甲基环己烷 ...
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Ten of them were identified. They are ethylene, propylene, isobutane, cyclobutane, three isomeric butenes, methyl ethyl ether, ethyl isopropyl ether, and ethyl acetate.
它们是乙烯，丙烯，异丁烷，环丁烷，丁烯类化合物三个，甲基乙基醚，乙基异丙基醚，乙酸乙酯。
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