Then the above learned information in the conjunctive normal form clauses is used to restrict and focus the overall search space of SAT-based test pattern generation.

• 之后从该图中学习出引起冲突赋值的合取范式子句，将这些学习的子句增补到子句库中，用以限制和修剪测试生成的搜索空间，从而加速测试模式的生成过程。