It means that the carrier has great difficulties in counting on the exemption of neglect in the navigation or in the management of the ship to avoid his responsibility for the negligence because of his personal act 另外规则的实施使承运人难以再依赖航行过失免责来逃避自己有过失下的责任,索赔方利用规则的透明体系,证明承运人本人有过失比以前要容易。