of;
Engineering;
Thermophysics,;
Chongqing;
University,;
Chongqing;
400030,;
China;
Laboratory;
of;
Low-grade;
Energy;
Utilization;
Technologies;
and;
Systems,;
Ministry;
of;
Education,;
Chongqing;
400030,;
China,;
of;
Mechanical;
Engineering,;
Kobe;
University,;
Kobe;
657-8501,;
Japan;
纳米通道; 分子动力学模拟; 聚乙烯; 变截面; 注射液; 分子动力学方法; 颗粒增强; 数值模拟;