规定了输出大于800巴升/分钟且小于5600巴升/分钟（A类）的高压喷水系统和输出能力大于5600巴升/分钟（B类）的系统的操作和维护要求和指南。 关键词:喷水、高压、操作、维护

Sets out requirements and guidance for the operation and maintenance of high pressure water jetting systems with an output greater than 800 bar litres per minute and less than 5600 bar litres per minute (Class A) and systems with an output capability in excess 5600 bar litres per minute (Class B). KEYWORDS: Water jetting, high pressure, operation, maintenance