Typically, hazards identified in the PHA are further assessed with other risk management tools such as those in this section.

通常况下, PHA中确定的危害会通过其他风险管理工具(如本节中的工具)一步评估。

Potential Areas of Use(s) PHA might be useful when analyzing existing systems or prioritizing hazards where circumstances prevent a more extensive technique from being used.

潜在使用领域在分析有系统或确定危险的优先等级（况不允许使用更广泛的技术），PHA 可能会很有用。

PHA is most commonly used early in the development of a project when there is little information on design details or operating procedures; thus, it will often be a precursor to further studies.

PHA 最常用于项目开发的早期阶段, 关于设计细节或操作程序的信息很少;因此, 它通常将是一步研究的前奏。