| 释义 |
1 ?苯系烃 ... basicity of hydrocarbons 烃类的碱度 benzene hydrocarbons 苯系烃 bivalent hydrocarbons 二价烃类 ...
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The aromatics are ringed hydrocarbons, such as benzene, toluene and xylene. Benzene is used to make polystyrenes e.g. - 2
Benzene is the simplest of aromatic hydrocarbons, organic chemicals for the basic raw materials, has a very wide range of industrial USES. 苯是最简单的芳烃，为有机化工的基本原料，具有十分广泛的工业用途。 - 3
Using cyclohexene, benzene and styrene as probe molecules, hydrogenate reaction in situ of hydrocarbons adsorbed on noble metal catalysts (egg-shell distribution) were researched by in situ FT-IR. 以环己烯、苯和苯乙烯为探针物，采用原位FT-IR技术对贵金属催化剂上（活性组分呈壳层分布）吸附烃类的原位加氢反应进行了研究。
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