对羟基苯甲酸乙酯 Ethyl 4-hydroxybenzoate ; [有化] Ethylparaben ; Ethyl 4-hy ; Bthyl Hydroxybenzoate
对甲基苯乙酮 Methylacetophenone ; p-methyl aceto phenone ; Ethanone ; p-methylphenyl methy
对甲氧基苯乙酮 Methoxyacetophenone ; [有化] Acetanisole ; p methoxy acetophenone
对氨基苯甲酸乙酯 Ethyl p-aminobenzoate ; Benzocaine ; a bee ; Be
对甲氧基苯乙腈 Methoxybenzyl cyanide ; Methoxyphenylacetonitrile ; PARA METHOXY PHENYL ACETONITRILE ; p-Methoxyb
对甲氧基乙基苯酚 Phenol ; Hydroxy Phenylethyl Methyl Ether ; phenol & nb
对甲基苯甲酸乙酯 Ethyl P-methyl Benzoate ; Ethyl p-Toluate
对甲氧基苯乙酸 Methoxyphenylacetic acid
对甲氧基苯乙胺 ethylamine ; METHOXYPHENETHYLAMINE
对硝基苯甲酸乙酯 Ethyl 4-nitrobenzoate ; Nitrobenzoic Acid Ethyl Ester
但是无论是分离回收干气中的乙烯，还是直接利用干气生产乙苯或对甲基乙苯，都是回收利用催化裂化干气中乙烯的有效方法。
But neither separation recycling dry gas, or directly use the ethylene production of ethyl-benzene or dry gas methyl ethylbenzene, all is recycled in FCC dry gas effective method of ethylene.
探讨了乙苯脱氢的氧化铁系催化剂用于对乙基甲苯脱氢制取对甲基乙烯的可能性。
The possibility of preparing p-methyl styrene from p-ethyltoluene by dehydrogenation on iron oxide catalyst originally used for dehydrogenation of ethyl benzene was studied.
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