hexadecyltrimethylammoniumBNC¹⁷³⁹⁹⁵⁺² 基本例句 🌏详细 A series of bentonite nanocomposites IMB- HDTMA- CA have been synthesized by modifying bentonite IMB with organic chelating agents CA and hexadecyltrimethylammonium bromide HDTMAB. 用有机螯合剂 CA和十六烷基三甲基溴化铵 HDTMAB共同改性膨润土 IMB，制得一系列膨润土纳米复合材料 IMB- HDTMA- CA。 dictall