安全减压阀要有标示，标明压力释放级别。
Safety relief valves shall be labeled for relief pressure rating.
它们配备有安全减压阀和破裂盘，以保护钢瓶，防止过多的压力积累。
They come equipped with safety relief valves and rupture disks to protect the cylinders from excessive pressure build-up.
本月早些时候，蒙特·赛洛电站在短暂停机更换一个安全减压阀后重新启动。
Earlier this month, the Monticello plant came back online after a brief shutdown for a safety relief valve replacement.
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