该系统为一非古典通信系统。
这些形象属哥特式或者拜占庭式而非古典式。
主要研究了热方程与波方程的非古典势对称群生成元及相应的群不变解。
Some nonclassical potential symmetry generators and group-invariant of heat equation and wave equation were determined.
Dante and Milton had mythologies, Shakespeare the characters of English history, of traditional romance is more type than man, more passion than type.
但丁,弥尔顿,莎士比亚写神话,英国历史,古典爱情的人物,是激情而非类型。
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