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Safety relief valves shall be labeled for relief pressure rating.
安全减压阀要有标示，标明压力释放级别。
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All fall arrest equipment shall be labeled with capacity rating information.
所有坠落防止设备皆必须标示有额定载荷的资料。
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All fall arrest equipment shall be labeled with capacity rating information.
所有坠落防止设备皆必须标示有额定载荷的资料。
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