uncontaminated 是什么意思? 1.Externally generated and revised documents used to support or give direction in fulfilling the requirements of AAA’s PSM system must be controlled so that the contents are uncontaminated and the correct revision is available to personnel who require the document to perform job functions. (关于文件控制) 2. The operating procedure includes the operation of the unit and safe work practices for the control of hazards during work activities, such as: lockout/tagout, confined space entry; opening process equipment or piping; and control over entrance into a facility by other support personnel. (关于操作程序) 未被破坏 封锁/隔离标记? [ ]查看更多5个回答 . 2人已关注