D. Is there a documented plan for calibrating process equipment, i.e. on-line analyzers, temperature and pressure indicators? What are your procedures? Do you maintain the records?

• 贵司有文件计划来对流程中所用的设备进行校准吗？如，在线分析仪，温度和压力指示器？你们的流程是如何的？对记录进行保持吗？