in setting safety valves

例句：

1. 1.When installing safety valves, it is important to follow the manufacturer's instructions carefully.
   当安装安全阀时，重要的是要仔细遵循制造商的指示。
2. 2. The engineers were instructed to install safety valves in all critical areas of the facility.
   工程师被指示在所有关键区域安装安全阀。
3. 3. The installation of safety valves is a crucial step in preventing accidents and ensuring the safety of personnel.
   安装安全阀是预防事故和确保人员安全的关键步骤。