基金项目：国家自然科学基金重大项目(50390090;10590355).
作者简介：戴元坎(1972-),男,博士研究生,工程师.
作者单位：戴元坎（上海交通大学,高分子科学与工程系,上海,200240;上海申雅密封件有限公司,上海,201172）
郭营（上海交通大学,高分子科学与工程系,上海,200240）
俞炜（上海交通大学,高分子科学与工程系,上海,200240）
周持兴（上海交通大学,高分子科学与工程系,上海,200240）
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