This author revises the primary formula. The results show that the revised formula is consistent with the primary formula for the deep crack problems.

结果表明，对深裂纹问题，修正后的计算公式与原有的单一材料结论吻合较好。

youdao

To deal with this problem, an adjust formula is induced for striking price under the assuming of path reaching, and thus revised the bin-tree module.

文中针对这一情况，在路径到达的假设下推导出行权价格的调整公式，并由此修正了二叉树模型。

youdao