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用芳基硅烷对硅灰石表面进行改性，特别反映在其电性能方面；通过ＳＥＭ、ＸＰＳ和ＦＴ—ＩＲ分析其表面状况，作者提出其理想的化学键合模型．
The surface of wollastonite was modified with aryl silane, especially in terms of its electrical properties. The surface state of the wollastonite was analyzed by SEM, XPS and FT-IR. The author proposed its ideal chemical bonding model.