^pof;
Mathematics,;
East;
China;
University;
of;
Science;
and;
Technology,;
Shanghai;
200237,;
China;
^pof;
Computer;
Science,;
Fudan;
University,;
Shanghai;
200433,;
China;
^pKey;
Laboratory;
of;
Intelligent;
Information;
Processing,;
Fudan;
University,;
Shanghai;
200433,;
China;
非线性波动方程; 守恒定律; 变系数; 等价关系; 电源; 仪表系数; 广义;