这些启发规则同时也适用于对上下文无关文法的其它推断方法。

These rules are also suitable for other methods for inferring context-free grammars.

youdao

这些启发规则同时也适用于对上下文无关文法的其它推断方法。

These rules are also suitable for other methods for inferring context-free grammars.

youdao