综述了裂解汽油重质馏分增产BT X芳烃的技术进展以及与此相关的加氢脱烷基和非芳烃加氢裂解技术。
Technology Progress of producing BTX aromatics from heavy fraction of pyrolysis gasoline and correlative hydrodealkylation and non-aromatics hydrocracking techniques were reviewed in this paper.
以十二烷基胺和十二酸为分散剂，通过胶溶技术制备了两种水性铁磁流体。
Two water-based ferrofluids were prepared with peptization technique using dodecylamine and dodecanoic acid as dispersing agent.
—洗发水里含有大概15种化学物质，包括十二烷基硫酸钠、乙二氨四醋酸四钠（译者按：化妆品中的隔离剂，可用作抗菌剂和防腐剂）和丙二醇。 而这三者都是已知的会损害眼睛的物质。
Shampoos contain around 15 chemicals including Sodium Lauryl Sulphate, Tetrasodium and Propylene Glycol, known to cause eye damage.
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